कोल्चिसिन और फोसएम्प्रेनाविर का इंटरैक्शन

Patients with renal or hepatic impairment should not be given colchicine capsules with drugs that inhibit both P-glycoprotein and CYP3A4 inhibitors [see Drug Interactions (7) ] .

• Drug interaction with dual P-gp and CYP3A4 inhibitors: Co-administration of colchicine with dual P-gp and CYP3A4 inhibitors has resulted in life-threatening interactions and death ( 5.3 , 7 ).

Therefore, concomitant use of colchicine capsules and inhibitors of CYP3A4 or P-glycoprotein should be avoided [see Drug Interactions (7) ] .

Fatal drug interactions have been reported when colchicine is administered with clarithromycin, a dual inhibitor of CYP3A4 and P-glycoprotein.

• Concomitant use of colchicine capsules and inhibitors of CYP3A4 or P-gp should be avoided if possible.

Fosamprenavir calcium/ritonavir and coadministration of colchicine: Treatment of gout flares: 0.6 mg (1 tablet) x 1 dose, followed by 0.3 mg (half tablet) 1 hour later.

Fosamprenavir calcium and coadministration of colchicine: Treatment of gout flares: 1.2 mg (2 tablets) x 1 dose.

Anti-gout: Colchicine ↑ Colchicine Patients with renal or hepatic impairment should not be given colchicine with fosamprenavir calcium/ritonavir.