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Invirase

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Invirase

Invirase Patient Information including If I Miss a Dose

What happens if I miss a dose (Invirase)?

Take the missed dose as soon as you remember. Skip the missed dose if it is almost time for your next scheduled dose. Do not take extra medicine to make up the missed dose.

What happens if I overdose (Invirase)?

Seek emergency medical attention or call the Poison Help line at 1-800-222-1222.

What should I avoid while taking saquinavir (Invirase)?

Taking this medication will not prevent you from passing HIV to other people. Avoid having unprotected sex or sharing razors or toothbrushes. Talk with your doctor about safe ways to prevent HIV transmission during sex. Sharing drug or medicine needles is never safe, even for a healthy person.

What other drugs will affect saquinavir (Invirase)?

Many drugs can interact with saquinavir. Below is just a partial list. Tell your doctor if you are using:

  • digoxin (digitalis, Lanoxin);
  • dexamethasone (DexPak, Cortastat, Dexasone, Solurex) and other steroids;
  • fluticasone (Advair, Flonase, Flovent);
  • garlic or St. John's wort;
  • methadone (Diskets, Dolophine, Methadose);
  • omeprazole (Prilosec);
  • an antibiotic such as clarithromycin (Biaxin), erythromycin (E.E.S., EryPed, Ery-Tab, Erythrocin), levofloxacin (Levaquin), and others;
  • antifungal medication such as itraconazole (Sporanox) or ketoconazole (Extina, Ketozole, Nizoral, Xolegal);
  • a blood thinner such as warfarin (Coumadin);
  • an antidepressant such as amitriptyline (Elavil, Etrafon), desipramine (Norpramin), imipramine (Janimine, Tofranil), or trazodone (Desyrel);
  • cholesterol-lowering medicines such as atorvastatin (Lipitor, Caduet), rosuvastatin (Crestor), and others;
  • drugs that weaken the immune system, such as cyclosporine (Gengraf, Neoral, Sandimmune), sirolimus (Rapamune), or tacrolimus (Prograf); or
  • heart or blood pressure medication such as amlodipine (Caduet, Lotrel, Norvasc), diltiazem (Cartia, Cardizem), felodipine (Plendil), isradipine (Dynacirc), nicardipine (Cardene), nifedipine (Nifedical, Procardia), nimodipine (Nimotop), nisoldipine (Sular), or verapamil (Calan, Covera, Isoptin, Verelan);
  • heart rhythm medication such as dofetilide (Tikosyn), disopyramide (Norpace), ibutilide (Corvert), procainamide (Pronestyl), o sotalol (Betapace);
  • medicines to treat erectile dysfunction, such as sildenafil (Viagra), tadalafil (Cialis), or vardenafil (Levitra);
  • other HIV/AIDS medicine such as atazanavir (Reyataz), delavirdine (Rescriptor), efavirenz (Sustiva), indinavir (Crixivan), lopinavir/ritonavir (Kaletra), nevirapine (Viramune), or tipranavir (Aptivus);
  • a sedative such as alprazolam (Xanax), clorazepate (Tranxene), diazepam (Valium), or flurazepam (Dalmane); or
  • seizure medications such as carbamazepine (Carbatrol, Tegretol), phenobarbital (Luminal, Solfoton), or phenytoin (Dilantin).

Where can I get more information?

Your pharmacist can provide more information about saquinavir.


Remember, keep this and all other medicines out of the reach of children, never share your medicines with others, and use this medication only for the indication prescribed.

Every effort has been made to ensure that the information provided by Cerner Multum, Inc. ('Multum') is accurate, up-to-date, and complete, but no guarantee is made to that effect. Drug information contained herein may be time sensitive. Multum information has been compiled for use by healthcare practitioners and consumers in the United States and therefore Multum does not warrant that uses outside of the United States are appropriate, unless specifically indicated otherwise. Multum's drug information does not endorse drugs, diagnose patients or recommend therapy. Multum's drug information is an informational resource designed to assist licensed healthcare practitioners in caring for their patients and/or to serve consumers viewing this service as a supplement to, and not a substitute for, the expertise, skill, knowledge and judgment of healthcare practitioners. The absence of a warning for a given drug or drug combination in no way should be construed to indicate that the drug or drug combination is safe, effective or appropriate for any given patient. Multum does not assume any responsibility for any aspect of healthcare administered with the aid of information Multum provides. The information contained herein is not intended to cover all possible uses, directions, precautions, warnings, drug interactions, allergic reactions, or adverse effects. If you have questions about the drugs you are taking, check with your doctor, nurse or pharmacist.

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