Generic Name: indinavir (in DIN a veer)Brand Names: Crixivan
Indinavir is an antiviral medication in a group of HIV medicines called protease (PRO-tee-ayz) inhibitors. Indinavir prevents human immunodeficiency virus (HIV) cells from multiplying in your body.
Indinavir is used to treat HIV, which causes acquired immunodeficiency syndrome (AIDS). Indinavir is not a cure for HIV or AIDS.
Indinavir may also be used for other purposes not listed in this medication guide.
There are many other medicines that can interact with indinavir. Tell your doctor about all the prescription and over-the-counter medications you use. This includes vitamins, minerals, herbal products, and drugs prescribed by other doctors. Do not start using a new medication without telling your doctor. Keep a list with you of all the medicines you use and show this list to any doctor or other healthcare provider who treats you.
HIV/AIDS is usually treated with a combination of different drugs. To best treat your condition, use all of your medications as directed by your doctor. Do not change your doses or medication schedule without advice from your doctor. Every person with HIV or AIDS should remain under the care of a doctor.
Taking indinavir will not prevent you from passing HIV to other people through unprotected sex or sharing of needles. Talk with your doctor about safe methods of preventing HIV transmission during sex, such as using a condom and spermicide. Sharing drug or medicine needles is never safe, even for a healthy person.
Do not take this medication if you are allergic to indinavir.Do not take indinavir with amiodarone (Cordarone, Pacerone), cisapride (Propulsid), pimozide (Orap), alprazolam (Xanax), oral midazolam (Versed), triazolam (Halcion), or ergot medicines such as ergotamine (Ergomar, Cafergot), dihydroergotamine (D.H.E. 45, Migranal Nasal Spray), ergonovine (Ergotrate), or methylergonovine (Methergine). These drugs can cause life-threatening side effects if you use them while you are taking indinavir.
Before taking indinavir, tell your doctor if you are allergic to any drugs, or if you have:
a bleeding disorder such as hemophilia; or
high cholesterol or triglycerides.
If you have any of these conditions, you may need a dose adjustment or special tests to safely take indinavir.FDA pregnancy category C. This medication may be harmful to an unborn baby. Tell your doctor if you are pregnant or plan to become pregnant during treatment. HIV can be passed to the baby if the mother is not properly treated during pregnancy. Take all of your HIV medicines as directed to control your infection while you are pregnant.
Your name may need to be listed on an antiviral pregnancy registry when you start using this medication.You should not breast-feed while you are using indinavir. Women with HIV or AIDS should not breast-feed at all. Even if your baby is born without HIV, you may still pass the virus to the baby in your breast milk.
Take indinavir exactly as it was prescribed for you. Do not take the medication in larger amounts, or take it for longer than recommended by your doctor. Follow the directions on your prescription label.
This medication comes with patient instructions for safe and effective use. Follow these directions carefully. Ask your doctor or pharmacist if you have any questions.Take indinavir with a full glass (8 ounces) of water or skim milk. You may also drink juice, coffee, or tea with this medication. Drink at least 6 glasses of water each day to prevent kidney stones while you are taking indinavir. Indinavir should be taken on an empty stomach, at least 1 hour before or 2 hours after a meal.
If you prefer to take the medication with food, eat only a light meal, such as dry toast with jelly, or corn flakes with skim milk and sugar. Avoid eating a high-fat meal.
It is important to use indinavir regularly to get the most benefit. Get your prescription refilled before you run out of medicine completely.
To be sure this medication is helping your condition, your blood will need to be tested on a regular basis. Your liver function may also need to be tested. Do not miss any scheduled visits to your doctor.
HIV/AIDS is usually treated with a combination of different drugs. To best treat your condition, use all of your medications as directed by your doctor. Be sure to read the medication guide or patient instructions provided with each of your medications. Do not change your doses or medication schedule without advice from your doctor. Every person with HIV or AIDS should remain under the care of a doctor.Store indinavir at room temperature away from moisture and heat. Keep the capsules in their original container, along with the packet of moisture-absorbing preservative that comes with indinavir capsules.
See also: Indinavir dosage in more detail
Take the missed dose as soon as you remember and take your next dose at the regularly scheduled time. If you are more than 2 hours late in taking your indinavir, skip the missed dose and take the next regularly scheduled dose. Do not take extra medicine to make up the missed dose.
If you also take didanosine, take it 1 hour before or after you take indinavir, on an empty stomach.
Taking indinavir will not prevent you from passing HIV to other people through unprotected sex or sharing of needles. Talk with your doctor about safe methods of preventing HIV transmission during sex. Sharing drug or medicine needles is never safe, even for a healthy person.
fever, sore throat, and headache with a severe blistering, peeling, and red skin rash;
pale or yellowed skin, dark colored urine, fever, confusion or weakness;
increased urination or extreme thirst;
pain in your side or lower back, blood in your urine;
easy bruising or bleeding;
signs of a new infection, such as fever or chills, cough, or flu symptoms; or
nausea, stomach pain, low fever, loss of appetite, dark urine, clay-colored stools, jaundice (yellowing of the skin or eyes).
Less serious side effects may include:
mild nausea, vomiting, diarrhea, bloating;
numbness or tingling, especially around your mouth;
headache, mood changes; or
changes in the shape or location of body fat (especially in your arms, legs, face, neck, breasts, and waist).
This is not a complete list of side effects and others may occur. Tell your doctor about any unusual or bothersome side effect. You may report side effects to FDA at 1-800-FDA-1088.
Usual Adult Dose for HIV Infection:
800 mg orally every 8 hours or indinavir 800 mg plus ritonavir 100 mg to 200 mg orally every 12 hours.
Usual Adult Dose for Nonoccupational Exposure:
800 mg orally every 8 hours or indinavir 800 mg plus ritonavir 100 mg to 200 mg orally every 12 hours.Duration: Prophylaxis should be initiated as soon as possible, within 72 hours of exposure, and continued for 28 days.Indinavir plus ritonavir plus 2 NRTIs is one of the alternative regimens recommended for nonoccupational postexposure HIV prophylaxis.
Usual Adult Dose for Occupational Exposure:
800 mg orally every 8 hours 800 mg orally every 8 hours plus lamivudine-zidovudine, or indinavir 800 mg plus ritonavir 100 mg to 200 mg orally every 12 hours plus lamivudine-zidovudine.Duration: Therapy should begin promptly, preferably within 1 to 2 hours postexposure. The exact duration of therapy may differ based on the institution's protocol.
injectable midazolam (Versed);
fluticasone (Advair, Flonase, Flovent);
St. John's wort;
antibiotics such as clarithromycin (Biaxin), itraconazole (Sporanox), ketoconazole (Nizoral), rifabutin (Mycobutin), or rifampin (Rifadin, Rimactane, Rifater);
antidepressants such as trazodone (Desyrel), and others;
a calcium channel blocker such as amlodipine (Caduet, Lotrel, Norvasc), diltiazem (Tiazac, Cartia, Dilacor), felodipine (Plendil), nifedipine (Procardia, Adalat), or verapamil (Calan, Covera, Isoptin, Verelan);
cholesterol-lowering medicine such as atorvastatin (Lipitor), lovastatin (Mevacor, Altocor), rosuvastatin (Crestor), or simvastatin (Zocor);
drugs that weaken the immune system, such as cyclosporine (Gengraf, Neoral, Sandimmune), sirolimus (Rapamune), or tacrolimus (Prograf);
heart rhythm medications such as quinidine (Quinaglute, Quinidex);
insulin or diabetes medication you take by mouth;
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), lopinavir/ritonavir (Kaletra), or ritonavir (Norvir); or
seizure medications such as carbamazepine (Carbatrol, Tegretol), phenobarbital (Luminal, Solfoton), or phenytoin (Dilantin).
This list is not complete and there are many other medicines that can interact with indinavir. Tell your doctor about all the prescription and over-the-counter medications you use. This includes vitamins, minerals, herbal products, and drugs prescribed by other doctors. Do not start using a new medication without telling your doctor. Keep a list with you of all the medicines you use and show this list to any doctor or other healthcare provider who treats you.