Objectives. Disclosure. Objectives. Treatment of Pulmonary Hypertension 3/4/2016. Pharmacist Objectives: 3. Technician Objectives:

Similar documents
Oral Therapies for Pulmonary Arterial Hypertension

22nd Annual Heart Failure 2018 an Update on Therapy. Pulmonary Arterial Hypertension: Contemporary Approach to Treatment

The World Health Organization (WHO) has classified pulmonary hypertension into five different groups: (2)

Pulmonary Hypertension in 2012

Approach to Pulmonary Hypertension in the Hospital

PULMONARY ARTERIAL HYPERTENSION AGENTS

Pharmacy Management Drug Policy

Anjali Vaidya, MD, FACC, FASE, FACP Associate Director, Pulmonary Hypertension, Right Heart Failure, Pulmonary Thromboendarterectomy Program Advanced

Pharmacy Management Drug Policy

The World Health Organization (WHO) has classified pulmonary hypertension into five different groups: (3)

Update in Pulmonary Arterial Hypertension

Effective Strategies and Clinical Updates in Pulmonary Arterial Hypertension

1. Phosphodiesterase Type 5 Enzyme Inhibitors: Sildenafil (Revatio), Tadalafil (Adcirca)

The World Health Organization (WHO) has classified pulmonary hypertension into five different groups: (2)

Pulmonary arterial hypertension. Pulmonary arterial hypertension: newer therapies. Definition of PH 12/18/16. WHO Group classification of PH

Clinical Policy: Treprostinil (Orenitram, Remodulin, Tyvaso) Reference Number: ERX.SPA.36 Effective Date:

The World Health Organization (WHO) has classified pulmonary hypertension into five different groups: (2)

Advances in Pharmacotherapy of PAH

The World Health Organization (WHO) has classified pulmonary hypertension into five different groups: (2)

THERAPEUTICS IN PULMONARY ARTERIAL HYPERTENSION Evidences & Guidelines

Teaching Round Claudio Sartori

Pharmacy Management Drug Policy

Clinical Policy: Treprostinil (Orenitram, Remodulin, Tyvaso) Reference Number: ERX.SPA.36 Effective Date:

The World Health Organization (WHO) has classified pulmonary hypertension into five different groups: (2)

The World Health Organization (WHO) has classified pulmonary hypertension into five different groups: (2)

Pulmonary Hypertension. Pulmonary Arterial Hypertension Diagnosis, Impact and Outcomes

Referral Forms for TYVASO and REMODULIN

Clinical Policy: Macitentan (Opsumit) Reference Number: ERX.SPMN.88

The World Health Organization (WHO) has classified pulmonary hypertension into five different groups: (2)

ADVANCED THERAPIES FOR PHARMACOLOGICAL TREATMENT OF PULMONARY HYPERTENSION

Updates in Pulmonary Hypertension Pharmacotherapy. Ziad Sadik PharmD BCPS

PULMONARY HYPERTENSION RESPIRATORY & CRITICAL CARE CONFERENCE APRIL 21, 2016 LAURA G. HOOPER

Pulmonary Arterial Hypertension Drug Prior Authorization Protocol

Therapeutic approaches in P(A)H and the new ESC Guidelines

Drug Class Monograph. Policy/Criteria:

Clinical Policy: Ambrisentan (Letairis) Reference Number: ERX.SPMN.84 Effective Date: 07/16

Recent Treatment of Pulmonary Artery Hypertension. Cardiology Division Yonsei University College of Medicine

Pulmonary Hypertension: Another Use for Viagra

Pulmonary Arterial Hypertension: The Approach to Management in 2019

Updates on Pulmonary Hypertension Treatment

Update on the Management of Pulmonary Hypertension

2016 PHARMACOLOGY UPDATE: PULMONARY ARTERIAL HYPERTENSION

PULMONARY HYPERTENSION

Progress in PAH. Gerald Simonneau

Combination therapy in the treatment of pulmonary arterial hypertension 2015 update

Clinical Policy: Treprostinil (Orenitram, Remodulin, Tyvasco) Reference Number: CP.PHAR.199

See Important Reminder at the end of this policy for important regulatory and legal information.

See Important Reminder at the end of this policy for important regulatory and legal information.

Coding Implications Revision Log. See Important Reminder at the end of this policy for important regulatory and legal information.

See Important Reminder at the end of this policy for important regulatory and legal information.

Pulmonary Hypertension. Murali Chakinala, M.D. Washington University School of Medicine

See Important Reminder at the end of this policy for important regulatory and legal information.

See Important Reminder at the end of this policy for important regulatory and legal information.

Therapeutic Categories Outlook

ADCIRCA (tadalafil) The World Health Organization (WHO) has classified pulmonary hypertension into five different groups: (2)

See Important Reminder at the end of this policy for important regulatory and legal information.

See Important Reminder at the end of this policy for important regulatory and legal information.

See Important Reminder at the end of this policy for important regulatory and legal information.

HARVARD PILGRIM HEALTH CARE RECOMMENDED MEDICATION REQUEST GUIDELINES

See Important Reminder at the end of this policy for important regulatory and legal information.

See Important Reminder at the end of this policy for important regulatory and legal information.

Patient Case. Patient Case 6/1/2013. Treatment of Pulmonary Hypertension in a Community

Pulmonary Hypertension: When to Initiate Advanced Therapy. Jonathan D. Rich, MD Associate Professor of Medicine Northwestern University

REVATIO (sildenafil)

See Important Reminder at the end of this policy for important regulatory and legal information.

See Important Reminder at the end of this policy for important regulatory and legal information.

National Horizon Scanning Centre. Tadalafil for pulmonary arterial hypertension. October 2007

Clinical Policy: Ambrisentan (Letairis) Reference Number: CP.PHAR.190

The Case of Marco Nazzareno Galiè, M.D.

See Important Reminder at the end of this policy for important regulatory and legal information.

Managing Multiple Oral Medications

See Important Reminder at the end of this policy for important regulatory and legal information.

See Important Reminder at the end of this policy for important regulatory and legal information.

Prior Authorization Required Type of Review Care Management Not Covered Type of Review Clinical Review

Coding Implications Revision Log. See Important Reminder at the end of this policy for important regulatory and legal information.

Therapy Update: ERAs. Review of Mechanism. Disclosure Statements. Outline. Disclosure: Research support from United Therapeutics

Clinical Policy: Bosentan (Tracleer) Reference Number: CP.PHAR.191

Chronic Thromboembolic Pulmonary Hypertention CTEPH

Pulmonary Hypertension: Clinical Features & Recent Advances

Treatment of Paediatric Pulmonary Hypertension

PDE5 INHIBITOR POWDERS Sildenafil powder, Tadalafil powder

Real-world experience with riociguat in CTEPH

SATELLITE SYMPOSIUM OF MSD. sgc Stimulation for the treatment of PH. Real life management of PAH: case presentation

Pharmacy Medical Necessity Guidelines: Pulmonary Hypertension Medications

Clinical Policy: Tadalafil (Adcirca) Reference Number: CP.PHAR.198

Pulmonary Hypertension A-Z

Where are we now in the longterm. of PAH and CTEPH? Hits and misses of medical treatment. Hap Farber Boston University School of Medicine, Boston, USA

4/14/2010. Pulmonary Hypertension: An Update. Tim Williamson, MD, FCCP. University of Kansas Hospital. Normal Physiology

The Case of Lucia Nazzareno Galiè, M.D.

Pharmacy Coverage Guidelines are subject to change as new information becomes available.

NATIONAL INSTITUTE FOR HEALTH AND CLINICAL EXCELLENCE. Health Technology Appraisal. Drugs for the treatment of pulmonary arterial hypertension

Transcription:

Objectives Treatment of Pulmonary Hypertension Janet Job PGY-1 Pharmacy Practice Resident Memorial Regional Hospital March 12, 2016 Pharmacist Objectives: Identify the pathophysiology, clinical presentation, and diagnostic criteria for pulmonary hypertension Review treatment goals and strategies for each pulmonary hypertension functional class Discuss new and emerging therapies for the treatment of pulmonary hypertension www.fshp.org 3 Disclosure The speaker cannot identify any potential conflict of interest and has no relationships that should be disclosed Objectives Technician Objectives: Discuss the clinical presentation of pulmonary hypertension Recognize medications used for the treatment of this disease state Identify dosage forms and administration for pulmonary hypertension therapies 2 4 1

Epidemiology Definition The age-standardized death rate in the USA ranges between 4.5 and 12.3 per 100,000 population Women accounted for 61% of all pulmonary hypertension hospitalizations in 2001-02 and 63% in 2009-2010 Over the past decade, death rates for black patients were approximately 40% higher than white patients Pulmonary hypertension (PH) pulmonary arterial hypertension (PAH) Abnormal elevated pressures in the pulmonary vasculature which often results in right ventricular failure Characterized by different pathological lesions in the pulmonary vasculature depending on the underlying cause Pulmonary Hypertension Surveillance: United States 2001 to 2010. CHEST Journal. Available at: http://journal.publications.chestnet.org/article.aspx?articleid=1857526. Accessed January 13, 2015. Pulmonary Hypertension Fact Sheet. Centers for Disease Control and Prevention. Available at: http://www.cdc.gov/dhdsp/data_statistics/fact_sheets/fs_pulmonary_hypertension.htm. Accessed January 13, 2015. 5 Haeck ML, Vliegen HW. Diagnosis and treatment of pulmonary hypertension. Heart. 2015;101(4):311-9. 7 Prevalence Pathophysiology Age-Standardized Death Rates of Pulmonary Hypertension as Any Cause of Death Among All Ages by State, 2010 Ohm s Law Change in pressure = flow x resistance Ppa -Ppv = CO x PVR Ppa = (CO x PVR) + Ppv The Ppv is estimated by the pulmonary capillary wedge pressure (PCWP) Ppa = (CO x PVR) + PCWP Pulmonary hypertension= mean pulmonary artery pressure (mpap) 25 mmhg at rest Pulmonary Hypertension Fact Sheet. Centers for Disease Control and Prevention. Available at: http://www.cdc.gov/dhdsp/data_statistics/fact_sheets/fs_pulmonary_hypertension.htm. Accessed January 13, 2015. 6 Key Ppa= mean pulmonary arterial pressure Ppv= mean pulmonary venous pressure CO= right-sided cardiac output PVR= pulmonary vascular resistance 8 2

Pathophysiology Signs and Symptoms Ppa = (CO x PVR) + PCWP Increased flow: Increased pulmonary venous Atrial/ ventricular septal pressure: defects Mitral valve disease Patent ductus arteriosus Left ventricular systolic or Liver cirrhosis Increased pulmonary vascular diastolic dysfunction resistance: Constrictive pericarditis Idiopathic PAH Restrictive cardiomyopathy Connective tissue disease Pulmonary venous HIV infection obstruction (eg, pulmonary Congenital heart disease veno-occlusive disease) Pulmonary emboli Interstitial lung disease Hypoventilation syndromes Parenchymal lung disease Dyspnea Fatigue Chest pain Syncope Peripheral edema Palpitations RIGHT VENTRICULAR FAILURE 9 Haeck ML, Vliegen HW. Diagnosis and treatment of pulmonary hypertension. Heart. 2015;101(4):311-9. 11 Pathogenesis Clinical Classification Gaine S. Pulmonary hypertension. JAMA. 2000;284:3160 3168. 10 1.Pulmonary Arterial HTN (PAH) Idiopathic PAH Heritable PAH Drug- and toxin-induced PAH Persistent PH of newborn Associated with: CTD HIV infection portal hypertension CHD schistosomiasis chronic hemolytic anemia 1. PVOD and/or PCH 2.PH Due to Left Sided Heart Disease Systolic dysfunction Diastolic dysfunction Valvular disease 3.PH Owing to Lung Diseases and/or Hypoxia COPD ILD Other pulmonary disease with mixed restrictive and obstructive pattern Sleep disordered breathing Alveolar hypoventilationdisorders Chronic exposure to high altitude Developmental abnormalities 4. CTEPH 5. PH with Unclear Multifactorial Mechanisms Hematologic disorders Systemic disorders Metabolic disorders Others Simonneau G, Gatzoulis MA, Adatia I, et al. Updated clinical classification of pulmonary hypertension. J Am Coll Cardiol. 2013;62(25 Suppl):D34-41. 3

Drug and Toxin Induced PAH Definite Aminorex Fenfluramine Dexfenfluramine Toxic rapeseed oil Benfluorex Likely Amphetamine L-tryptophan Methamphetamines Possible Cocaine Phenylpropanolamine St. John s Wort Chemotherapeutic agents SSRI s Pergolide Unlikely Oral contraceptives Oestrogen Cigarette smoking Simonneau G, Gatzoulis MA, Adatia I, et al. Updated clinical classification of pulmonary hypertension. J Am Coll Cardiol. 2013;62(25 Suppl):D34-41. 13 Unexplained dyspnea and/or suspected pulmonary hypertension Group 2 (Left Heart Disease) or Group 3 (Pulmonary disease) likely? Ventilation perfusion scan Right heart catheterization Search for other causes YES Segmental perfusion defects MPAP 25 mmhg; PCWP 15 mmhg History- Symptoms- Signs- ECG-lab tests- pulmonary function test- 6 minute walk test- HRCT- MRI- ECHO Treat underlying disease and check for progression Consider Group 4 (CTEPH) or group 1 (PVOD) PAH Start treatment Regular follow-up (ECG 6MWT exercise testing lab tests- ECHO- RHC) Haeck ML, Vliegen HW. Diagnosis and treatment of pulmonary hypertension. Heart. 2015;101(4):311-9. 15 Diagnosis Functional Assessment: PAH PH is commonly diagnosed at a late stage of the disease and is associated with poor survival 6-minute walk test Chest X-Ray ECG CT scan Pulmonary function test ECHO Right heart catheterization Class I Patients with PH but without resulting limitation of physical activity Ordinary physical activity does not cause undue dyspnea or fatigue, chest pain, or near syncope Class II Patients with PH resulting in slight limitation of physical activity They are comfortable at rest. Ordinary physical activity causes undue dyspnea or fatigue, chest pain, or near syncope Class III Patients with PH resulting in marked limitation of physical activity They are comfortable at rest. Less than ordinary activity causes undue dyspnea or fatigue, chest pain, or near syncope Class IV Patients with PH with inability to carry out any physical activity without symptoms. These patients manifest signs of right-heart failure. Dyspnea and/or fatigue may even be present at rest. Discomfort is increased by any physical activity Haeck ML, Vliegen HW. Diagnosis and treatment of pulmonary hypertension. Heart. 2015;101(4):311-9. 14 Rubin LJ. Diagnosis and management of pulmonary arterial hypertension: ACCP Evidence-Based Clinical Practice Guidelines. Introduction. Chest. 2004;126:7S-10S. 16 4

Alleviate symptoms Treatment Goals Decrease progression of disease Improve functional class, exercise capacity, and quality of life Improve pulmonary hemodynamics Prolong survival Mclaughlin VV, Gaine SP, Howard LS, et al. Treatment goals of pulmonary hypertension. J Am Coll Cardiol. 2013;62(25 Suppl):D73-81. 17 Treatment: PAH Specific Measures Vasoreactivity test positive Calcium channel blocker Vasoreactivity test negative ERA (FC II, III, and IV) PDE-5 Inhibitors (FC II, III, and IV) Prostacyclin analogues (FC III and IV) In case of inadequate response In case of inadequate response Balloon atrial septostomy Lung transplantation Surgical therapy Sequential combination therapy Pulmonary endarterectomy in case of appropriate selected CTEPH patients In case of inadequate response19 Haeck ML, Vliegen HW. Diagnosis and treatment of pulmonary hypertension. Heart. 2015;101(4):311-9. Treatment Goals Achieve modified New York Heart Association functional class I or II 6-min walk distance >380 m Normalization of right ventricular size and function on ECHO Decreasing or normalization of B-type natriuretic peptide (BNP) Hemodynamics with right atrial pressure <8 mm Hg and cardiac index >2.5 mg/kg/min Mclaughlin VV, Gaine SP, Howard LS, et al. Treatment goals of pulmonary hypertension. J Am Coll Cardiol. 2013;62(25 Suppl):D73-81. 18 Vasoreactivity Test for PAH Vasoreactivity testing with: Epoprostenol IV 2-10 ng/kg/min Adenosine IV 50-250 mcg/kg/min NO inhaled 10-80 parts per million for 5 minutes Positive response defined as decrease in the pulmonary artery pressure >10 mmhg, a pulmonary artery pressure of 40 mmhg, and an unchanged or increased cardiac output CalciumChannel Blocker Nifedipine Diltiazem Amlodipine Dose 120-240 mg 540-900 mg 2.5-40 mg Agents are titrated every 2-4 weeks to clinical effect Verapamil should be avoided due to negative inotropic effects Rich S, Kaufmann E, Levy PS. The effect of high doses of calcium-channel blockers on survival in primary pulmonary hypertension. N Engl J Med. 1992;327(2):76-81. 20 5

Vasoreactivity Test for PAH Long term response to CCB inidiopathic PAH (at least 1 year) n=557 Positive response <10% of IPAH patients Less severe disease at baseline 12.6% 6.8% Sitbon O, Humbert M, Jaïs X, et al. Long-term response to calcium channel blockers in idiopathic pulmonary arterial hypertension. Circulation. 2005;111(23):3105-11. 21 Vasoreactivity Test for PAH Long term response to CCB in non-idiopathic PAH (at least 1 year) In the overall population, 16 PAH patients [2.4% (95% CI 1.2 3.6)] were considered longterm CCB responders: 12 [9.4% (95% CI 4.4 14.5)] with anorexigen use 2 [1.6% (95% CI 0 3.8)] with HIV infection 1 [0.7% (95% CI 0 1.9)] with PoPH 1 [0.6% (95% CI 0 1.8)] with CTD Montani D, Savale L, Natali D, et al. Long-term response to calcium-channel blockers in non-idiopathic pulmonary arterial hypertension. Eur Heart J. 2010;31(15):1898-907. 23 Vasoreactivity Test for PAH Response in non-idiopathic PAH 6.5% of patients had an acute response to vasoreactivity testing (n=43) n= 663 0% 1.6% 1.3% 10.1% 12.2% 13.4% PAH: Evidence Based Medicine Limitations of Clinical Trials Small number of patients Sufficiently powered clinical trials uncommon Low prevalence of disease Short duration High costs associated with extended length studies to achieve sufficient power Endpoints 6MWD- the most common primary endpoint Established predictor of survival Consistent relationship has not been observed between change from baseline in 6-MWD and survival, PAH-associated hospitalization, or PAH therapy escalation Montani D, Savale L, Natali D, et al. Long-term response to calcium-channel blockers in non-idiopathic pulmonary arterial hypertension. Eur Heart J. 2010;31(15):1898-907. 22 24 Ryan JJ, Rich JD, Maron BA. Building the case for novel clinical trials in pulmonary arterial hypertension. Circ Cardiovasc Qual Outcomes. 2015;8(1):114-23. 6

Treatment Prostacyclin Analogues Prostacyclin analogues Epoprostenol (Flolan, Veletri ) Treprostinil (Remodulin, Tyvaso, Orenitram ) Iloprost (Ventavis ) Selexipag (Uptravi ) Endothelin-1 receptor antagonists (ERAs) Ambrisentan (Letairis ) Bosentan (Tracleer ) Macitentan (Opsumit ) PDE-5 inhibitors Sildenafil (Revatio ) Tadalafil (Adcirca ) cgmp inducer Riociguat (Adempas ) Drug Epoprostenol (Flolan, Veletri ) Veletri-room temperature stable Treprostinil (Remodulin ) Route of Administration Continuous infusion via central IV line; place catheter Continuous infusion via central IV line or continuous SC infusion Prostacyclin Analogues Usual Starting Dose and Titration Schedule 2 ng/kg/min increased by 1-2 ng/kg/min every 15 minutes until dose limiting side effects occurs 1.25 ng/kg/min increased by 1.25 ng/kg/min weekly for first 4 weeks then 2.5 ng/kg/min thereafter Half-life Adverse Effects 2.7 min Central line infections, flushing, N/V, hypotension, headache, flulike symptoms, jaw pain 4 hours Headache, N/V, infusion site reactions and pain, flulike symptoms, jaw pain 25 27 Treatment Prostacyclin Analogues Drug Route of Administration Usual Starting Dose and Titration Schedule Halflife Adverse Effects Treprostinil (Tyvaso ) Treprostinil (Orenitram ) Oral Inhalation 3 inhalations (total of 18 mcg) 4 times daily increased by 3 inhalations 4 times a day every 1-2 weeks until target or max dose 9 inhalations (54 mcg) 4 times daily is reached; space doses by 4 hours Oral Taken with food 0.25 mg BID or 0.125 mg TID; titrate 0.25 or 0.125 mg BID/TID every 3-4 days 4 hours Headache, flushing, nausea, cough, throat irritation 4 hours Headache, diarrhea, nausea, flushing, jaw pain Galiè N, Humbert M, Vachiery JL, et al. 2015 ESC/ERS Guidelines for the diagnosis and treatment of pulmonary hypertension: The Joint Task Force for the Diagnosis and Treatment of Pulmonary Hypertension of the European Society of Cardiology (ESC) and the European Respiratory Society (ERS): Endorsed by: Association for European Paediatric and Congenital Cardiology (AEPC), 26 International Society for Heart and Lung Transplantation (ISHLT). Eur Heart J. 2016;37(1):67-119. 28 7

Drug Iloprost (Ventavis ) Selexipag (Uptravi ) Prostacyclin Analogues Route of Administration Oral Inhalation Oral tablet Usual Starting Dose and Titration Schedule 2.5 mcg 6-9 times per day (no more frequently than every 2 hours); increase to 5 mcg 6-9 times per day (max 45 mcg) 200 mcg BID; increase the dose by 200 mcg BID at weekly intervals to the highest tolerated dose up to 1600 mcg BID Half-life Adverse Effects 20-30 min Flushing, hypotension, headache, flu-like symptoms, trismus, cough 6.2-13.5 hours Headache, diarrhea, jaw pain, nausea, myalgia, vomiting, flushing, rash, arthralgia Prostacyclin Analogues Due to epoprostenol short half life, interrupting drug delivery may lead to rebound PH or death** Selexipag metabolized via CYP2C8 Dose adjustments Epoprostenol: No renal or hepatic dose adjustments necessary Oral treprostinil: Mild hepatic impairment, initiate at 0.125 mg BID, Moderate hepatic impairment, avoid use Selexipag: Moderate hepatic impairment, start dose at 200 mcg once daily and increase dose by 200 mcg once daily at weekly intervals 29 31 GRIPHON Trial GRIPHON (PGI2Receptor agonist In Pulmonary arterial HypertensiON) Event driven, Phase III, randomized double-blind trial comparing selexipag to placebo Patient Population Number of Patients Primary Endpoint Results PAH, age 18-75 yrs; 20% treatment naïve; 47% monotherapy; 33% combination therapy 1,156 Time to first morbidity/mortality Selexipag decreased time to M/M by 40% (HR 0.60; 99% CI: 0.46, 0.78) vs. placebo (log-rank p < 0.0001) Sitbon O, Channick R, Chin KM, et al. Selexipag for the Treatment of Pulmonary Arterial Hypertension. N Engl J Med. 2015;373(26):2522-33. 30 Prostacyclin Analogues: Cost Comparison Epoprostenol 0.5 mg vial: $19.44 1.5 mg vial: $46.94 Flolan 0.5 mg vial: $22.43 1.5 mg vial: $54.17 Veletri 0.5 mg vial: $27.07 1.5 mg vial: $45.50 Remodulin 1 mg/ml: $1474.00 2.5 mg/ml: $3685.00 5 mg/ml: $7370.00 10 mg/ml: $14740.00 Tyvaso 0.6 mg/ml: $585.00 Orenitram 0.125 mg (10): $58.50 0.25 mg (10): $117.00 1 mg (10): $468.00 2.5 mg (10): $1170.00 Iloprost 10 mcg/ml (1 ml): $128.40 20 mcg/ml (1 ml): $128.40 Selexipag 200 mcg (60): $11208.00 1600 mcg (60): $17424.00 32 8

Drug Bosentan (Tracleer ) Ambrisentan (Letairis ) Macitentan (Opsumit ) Endothelin-1 receptor antagonists (ERAs) Route of Administration Oral tablet Oral tablet Endothelin Receptor Antagonists (ERAs) Usual Starting Dose and Titration Schedule 62.5 mg twice daily for 4 weeks then increase to 125 mg twice daily; if <40 kg, dose remains 62.5 mg twice daily 5 mg daily then increase to 10 mg daily Halflife 5 hours 9-15 hours Oral tablet 10 mg daily (max) 48 hours Adverse Effects Respiratory tract infections, peripheral edema, headache, anemia, cheat pain, syncope; BBWfor hepatotoxicity and teratogenicity Peripheral edema, headache, nasal congestion, flushing; BBWfor hepatotoxicity and teratogenicity Nasopharyngitis, bronchitis, anemia. Headache Endothelin-1 receptor antagonists (ERAs) Ambrisentan and bosentan metabolized via CYP2C9 and 3A4 pathways Macitentan metabolized via CYP3A4 Dose adjustments Bosentan: Not recommended in moderate-severe hepatic impairment Ambrisentan: Not recommended in moderate-severe hepatic impairment Macitentan: No adjustments for renal or hepatic dysfunction REMS Program Tracleer Access Program [TAP] Letairis Education and Access Program [LEAP] Opsumit 33 35 SERAPHIN Trial Study with an Endothelin Receptor Antagonist in Pulmonary Arterial Hypertension to Improve Clinical Outcome (SERAPHIN) Endothelin-1 receptor antagonists (ERAs): Cost Comparison Bosentan 62.5 mg (30): $4932.00 125 mg (30): $4932.00 Ambrisentan 5 mg (30): $8842.73 10 mg (30): $8842.73 Macitentan 10 mg (15): $4311.00 34 Pulido T, Adzerikho I, Channick RN, et al. Macitentan and morbidity and mortality in pulmonary arterial hypertension. N Engl J Med. 2013;369(9):809-18 36 9

PDE-5 inhibitors PDE-5 inhibitors: Cost Comparison Drug Sildenafil (Revatio ) Tadalafil (Adcirca ) Route of Administration Oral tablet IV bolus PDE-5 Inhibitors Usual Starting Dose and Titration Schedule Oral: 5 mg or 20 mg TID (4-6 hours apart) IV: 2.5 or 10 mg TID Halflife Oral tablet 40 mg once daily 35 hours Adverse Effects 4 hours Epistaxis, headache, dyspnea, flushing, NAION, hearing loss Headache, myalgias, nasopharyngitis, flushing, respiratory tract infections, hypotension, hearing or vision loss Revatio IV 10 mg/12.5 ml (12.5 ml): $251.24 Oral Suspension 10 mg/ml (112 ml): $6561.89 Tablets (Revatio Oral) 20 mg (90): $3281.09 Adcirca 20 mg (60): $3002.40 37 39 PDE-5 inhibitors Sildenafil and tadalafil metabolized via CYP3A4 Dose adjustments Sildenafil: No dose adjustments necessary Tadalafil: Mild or moderate renal impairment, start with 20 mg once daily. Severe renal impairment, avoid use. Mild or moderate hepatic impairment, consider starting dose of 20 mg once daily Contraindicated with nitrates and riociguat Drug Riociguat (Adempas ) Route of Administration Oral tablet IV bolus cgmp Inducer Usual Starting Dose and Titration Schedule 1 mg TID; Increase dosage by 0.5 mg at 2 week intervals as tolerated; MAX 2.5 mg TID cgmp Inducer Half-life Adverse Effects 12 hours Headache, dyspepsia/gastritis, dizziness, nausea, diarrhea, hypotension, vomiting, anemia, gastroesophageal reflux, and constipation Cost 0.5-2.5 mg tablets (42): $4585.56 38 40 10

cgmp Inducer Combination Therapy Dose adjustments: Not recommended in patients with severe renal and hepatic impairment Contraindicated with nitrates and PDE-5 inhibitors REMS Program Adempas 41 Galiè N, Humbert M, Vachiery JL, et al. 2015 ESC/ERS Guidelines for the diagnosis and treatment of pulmonary hypertension: The Joint Task Force for the Diagnosis and Treatment of Pulmonary Hypertension of the European Society of Cardiology (ESC) and the European Respiratory Society (ERS): Endorsed by: Association for European 43 Paediatric and Congenital Cardiology (AEPC), International Society for Heart and Lung Transplantation (ISHLT). Eur Heart J. 2016;37(1):67-119. Combination Therapy Combination Therapy Recommended in patients who do not show an adequate response to single agent treatment The majority of PAH patients will eventually receive combination therapy In case of inadequate clinical response with double combination therapy, triple combination therapy should be attempted In WHO-FC IV patients initial combination therapy may also be considered Combination therapy can either include an: ERA + PDE-5 inhibitor Prostacyclin + ERA Prostacyclin + PDE-5 inhibitor/sgc stimulator Galiè N, Corris PA, Frost A, et al. Updated treatment algorithm of pulmonary arterial hypertension. J Am Coll Cardiol. 2013;62(25 Suppl):D60-72. 42 Galiè N, Humbert M, Vachiery JL, et al. 2015 ESC/ERS Guidelines for the diagnosis and treatment of pulmonary hypertension: The Joint Task Force for the Diagnosis and Treatment of Pulmonary Hypertension of the European Society of Cardiology (ESC) and the European Respiratory Society (ERS): Endorsed by: Association for European Paediatric and Congenital Cardiology (AEPC), 44 International Society for Heart and Lung Transplantation (ISHLT). Eur Heart J. 2016;37(1):67-119. 11

AMBITION Trial Supportive Therapy Randomized, multicenter study of first line ambrisentan and tadalafil combination therapy in subjects with pulmonary arterial hypertension Compared 2 treatment strategies Upfront combo (ambrisentan + tadalafil) vs. monotherapy (ambrisentan or tadalafil) Event-driven trial 500 newly diagnosed patient with group 1 PAH who had class II or III symptoms compared the combination of 10 mg of ambrisentan and 40 mg of tadalafil with either agent alone Primary objective: time to clinical failure Secondary objectives: safety and tolerability, 6MWD at peak and trough levels 45 Reduce salt and fluid intake Physical activity within symptom limit Vaccinations Influenza Pneumococcal Smoking cessation Administration of oxygen Birth control Pregnancy in patients with PAH has been associated with high mortality rates of 30-50% ERA s may affect efficacy of oral contraceptives 47 AMBITION TRIAL Supportive Therapy The combined regimen administered on average for eighteen months resulted in: Reduction in the rate of clinical failure (18% vs. 31%) Improved exercise capacity (49 vs. 24 meters) Decreased hospitalizations Outcome Combination (n=253) Monotherapy (n=247) All cause deaths (%) 3.6 3.2 Hospitalization (%) 4 12 Improvement in 6-minute walking (m) 49.0 23.8 Anticoagulation In PAH there is evidence of coagulopathies with increased risk of thrombosis Use of oral anticoagulation, in the absence of contraindications should be considered in PAH CTEPH patients should receive lifelong anticoagulation The role of NOACs is unknown Diuretics Recommended in the case of right sided decompensation Digoxin May be helpful for inotropic support and maintenance of sinus rhythm Long term oxygen therapy 46 48 12

Case RH is a 56 yo male who presents to the ED with cellulitis. The physician decides to admit the patient and start IV antibiotics. You proceed to complete a medication reconciliation and the patient reveals he is on an epoprostenol pump. What are some questions you should ask the patient? Pharmacist Role Avoidance of dosing errors Dose/weight/concentration/rate Maintain appropriate par levels Nursing in-service 49 Macaulay TE, Covell MB, Pogue KT. An Update on the Management of Pulmonary Arterial Hypertension and the Pharmacist's Role. JPharm Pract. 2015. 51 Case Is the medication currently infusing? Which specialty pharmacy do you use to fill the epoprostenol? When does the pump need to be refilled? Pharmacist Role Medication Reconciliation Work with specialty pharmacy Ensure medication is available Regulatory compliance (REMS) Medication Access 50 Macaulay TE, Covell MB, Pogue KT. An Update on the Management of Pulmonary Arterial Hypertension and the Pharmacist's Role. JPharm Pract. 2015. 52 13

Pharmacist Role Patient assistance programs Opsumit Voucher Program 30-day free trial Adcirca $20 Co-pay Assistance Program Letairis The Letairis Education and Access Program (LEAP) Tyvaso Access Solutions and Support Team (ASSIST) References Galiè N, Corris PA, Frost A, et al. Updated treatment algorithm of pulmonary arterial hypertension. J Am Coll Cardiol. 2013;62(25 Suppl):D60-72. Galiè N, Humbert M, Vachiery JL, et al. 2015 ESC/ERS Guidelines for the diagnosis and treatment of pulmonary hypertension: The Joint Task Force for the Diagnosis and Treatment of Pulmonary Hypertension of the European Society of Cardiology (ESC) and the European Respiratory Society (ERS): Endorsed by: Association for European Paediatric and Congenital Cardiology (AEPC), International Society for Heart and Lung Transplantation (ISHLT). Eur Heart J. 2016;37(1):67-119. Gaine S. Pulmonary hypertension. JAMA. 2000;284:3160 3168. Haeck ML, Vliegen HW. Diagnosis and treatment of pulmonary hypertension. Heart. 2015;101(4):311-9. Macaulay TE, Covell MB, Pogue KT. An Update on the Management of Pulmonary Arterial Hypertension and the Pharmacist's Role. J Pharm Pract. 2015. Pulido T, Adzerikho I, Channick RN, et al. Macitentan and morbidity and mortality in pulmonary arterial hypertension. N Engl J Med. 2013;369(9):809-18. Macaulay TE, Covell MB, Pogue KT. An Update on the Management of Pulmonary Arterial Hypertension and the Pharmacist's Role. JPharm Pract. 2015. 53 55 Side Effect Management Dose titration of prostanoids is limited by patient reported adverse effects Vasodilatory effects Headaches Analgesics---AVOID NSAIDS Flushing Cool cloths Lower room temperature Nasal congestion Saline spray Pharmacist Role Diarrhea/N&V Imodium/Lomotil Antiemetics Central Line infections Use of appropriate antimicrobial agent Prostanoids may be temporarily infused through a dedicated peripheral line Treprostinil may be given subq Macaulay TE, Covell MB, Pogue KT. An Update on the Management of Pulmonary Arterial Hypertension and the Pharmacist's Role. JPharm Pract. 2015. 54 References Pulmonary Hypertension Fact Sheet. Centers for Disease Control and Prevention. Available at: http://www.cdc.gov/dhdsp/data_statistics/fact_sheets/fs_pulmonary_hypertensio n.htm. Accessed January 13, 2015. Pulmonary Hypertension Surveillance: United States 2001 to 2010. CHEST Journal. Available at: http://journal.publications.chestnet.org/article.aspx?articleid=1857526. Accessed January 13, 2015. Rubin LJ. Diagnosis and management of pulmonary arterial hypertension: ACCP Evidence-Based Clinical Practice Guidelines. Introduction. Chest. 2004;126:7S-10S. Ryan JJ, Rich JD, Maron BA. Building the case for novel clinical trials in pulmonary arterial hypertension. Circ Cardiovasc Qual Outcomes. 2015;8(1):114-23. Simonneau G, Gatzoulis MA, Adatia I, et al. Updated clinical classification of pulmonary hypertension. J Am Coll Cardiol. 2013;62(25 Suppl):D34-41. Sitbon O, Channick R, Chin KM, et al. Selexipag for the Treatment of Pulmonary Arterial Hypertension. N Engl J Med. 2015;373(26):2522-33. 56 14

Questions? 57 15