Opsumit

Opsumit

macitentan

Manufacturer:

Janssen

Distributor:

Zuellig Pharma
Concise Prescribing Info
Contents
Macitentan
Indications/Uses
Monotherapy or in combination for long-term treatment of pulmonary arterial HTN (PAH) in adult patients of WHO functional class II-III, including idiopathic & heritable PAH, PAH associated w/ connective tissue disorders & corrected simple congenital heart disease.
Dosage/Direction for Use
Administration
May be taken with or without food: Swallow whole, do not break.
Contraindications
Hypersensitivity. Severe hepatic impairment (w/ or w/o cirrhosis). Baseline values of hepatic aminotransferase (AST &/or ALT) >3 x ULN. Women of childbearing potential who are not using effective contraception. Pregnancy & lactation.
Special Precautions
Not to be used in patients w/ soya hypersensitivity. Liver function, discontinue use if unexplained clinically relevant aminotransferase elevations occur, or if elevations are accompanied by increased bilirubin >2 x ULN or by clinical symptoms of liver injury (eg, jaundice), obtain liver enzyme tests prior to initiation of treatment; not to be initiated in patients w/ elevated aminotransferases (>3 x ULN). Hb conc, not recommended in patients w/ severe anemia, measure Hb conc prior to initiation & tests repeated during treatment as clinically indicated. Pulmonary veno-occlusive disease, monitor for signs of pulmonary oedema. Not to be taken by patients w/ galactose intolerance, total lactase deficiency or glucose-galactose malabsorption. Avoid combination w/ strong CYP3A4 inducers. Concomitant use w/ strong CYP3A4 inhibitors, moderate dual inhibitors of CYP3A4 & CYP2C9, moderate CYP3A4 & CYP2C9 inhibitors. May affect ability to drive & use machines. Renal impairment, consider monitoring of BP & Hb; not recommended in severe renal impairment. Women of childbearing potential should use effective contraception. Spermatogenesis in men. Not to be used during pregnancy & lactation. Childn & adolescents <18 yr.
Adverse Reactions
Nasopharyngitis, bronchitis; anaemia, decreased Hb; headache; oedema, fluid retention. Pharyngitis, flu, UTI; leukopenia, thrombocytopenia; aminotransferase elevations; hypotension; nasal congestion.
Drug Interactions
Reduced efficacy w/ strong CYP3A4 inducers eg, rifampicin. Increased exposure w/ strong CYP3A4 inhibitors (eg, ketoconazole), moderate dual inhibitors of CYP3A4 & CYP2C9 (eg, fluconazole, amiodarone). Caution w/ moderate CYP3A4 inhibitor (eg, ciprofloxacin, cyclosporine, diltiazem, erythromycin, verapamil) & moderate CYP2C9 inhibitor (eg, miconazole, piperine).
MIMS Class
Other Antihypertensives
ATC Classification
C02KX04 - macitentan ; Belongs to the class of other antihypertensives. Used in the treatment of pulmonary arterial hypertension.
Presentation/Packing
Form
Opsumit FC tab 10 mg
Packing/Price
30's
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