Norvir Oral

In Depth

Generic Name: RITONAVIR SOLUTION - ORAL
Pronounced: (rye-TAWN-uh-veer)

Norvir Oral Interactions

Ritonavir interacts with many medications. Your doctor or pharmacist may already be aware of any possible drug interactions and may be monitoring you for them. Do not start, stop or change the dosage of any medicine before checking with your doctor or pharmacist first.

This drug should not be used with the following medications because very serious interactions may occur:

alfuzosin
certain antiarrhythmics (amiodarone, flecainide, propafenone, quinidine)
certain benzodiazepines (midazolam, triazolam)
bosentan
conivaptan
disulfiram
eletriptan
ergot alkaloids (such as dihydroergotamine, ergonovine, ergotamine, methylergonovine)
pimozide
ranolazine
certain "statin" cholesterol drugs (simvastatin, lovastatin)
sildenafil (when used to treat pulmonary hypertension)
St John's wort
voriconazole

If you are currently using any of these medications listed above, tell your doctor or pharmacist before starting ritonavir.

Other medications can affect the removal of ritonavir from your body, which may affect how ritonavir works. Examples include rifampin, other HIV drugs (such as delavirdine), among others.

Ritonavir can slow down or speed up the removal of other medications from your body, which may affect how they work. Examples of affected drugs include digoxin, theophylline, warfarin, certain antiarrhythmics (including disopyramide, mexiletine), antidepressants (such as bupropion, fluoxetine, nefazodone, trazodone), certain beta blockers (metoprolol, timolol), calcium channel blockers (such as nifedipine, felodipine), some cancer drugs (such as dasatinib, sunitinib, vincristine), certain azole fungal medications (ketoconazole, itraconazole), other HIV drugs (including atazanavir, saquinavir, didanosine, maraviroc), anti-seizure drugs (including carbamazepine, phenytoin), drugs for male sexual function problems (such as sildenafil, tadalafil, vardenafil), certain "statin" cholesterol drugs (atorvastatin, rosuvastatin), certain narcotic pain medications (methadone, meperidine, propoxyphene), among others.

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