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Invirase Dosages

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Test Positive Aware Network

Invirase used with Aptivus/Norvir or Prezista. Should be used with caution and may require dose adjustment with Reyataz. Rescriptor, Crixivan, Norvir, Viracept, and Kaletra all significantly increase Invirase's concentrations. No dosage change when taken with Kaletra. Do not take with Tambocor (flecainide), Rythmol (propafenone), Biaxin (clarithromycin), dexamethasone, Cordarone (amiodarone), Versed (midazolam), Halcion (triazolam), Rifadin...
Ask the Experts


Dear Dr,I have read about the boosting effect of Norvir when given 100 mg twice daily in combination with other protease inhibitors. Which are the most appropriate doses in mg of Invirase and Fortovase when given twice daily with 100 mg Norvir?Thank...
Brian Boyle, M.D., J.D.

Response from Brian Boyle, M.D., J.D.

Cornell University, Weill Medical College
...Norvir (ritonavir) twice daily. I am unaware of any data regarding using Invirase with 100mg of Norvir twice daily; the common dosage for Invirase/Norvir is 400/400mg BID. Read more »

Crixivan-Invirase Combo Therapy

Dr. Gallant, I have been HIV+ for eight years now. I have been on some form of anti viral for most of those years. Thelowest my viral load has ever been is 24000. I am currently on AZT, Viramune, Crixivan ,3TC, and after testing a 150000viral load...
Joel Gallant, M.D.

Response from Joel Gallant, M.D.

Johns Hopkins University, School of Medicine
...I haven't seen any data on using the combination of Crixivan (indinavir) and Invirase (saquinavir), though I believe such studies are planned. The combination that HAS been studied is Norvir (ritonavir) and Invirase. Read more »

HIV treatment one a day with big supper and a glass of red wine

I take 400 mg of atazanavir, 1.000 mg of invirase and 1 tablet of truvada at night with a really big supper (like a dinner). But with supper I take a glass of red wine (it is the only wine or alcohol I drink, dont drink absolutely anything else). ...
Joseph McGowan, M.D., F.A.C.P.

Response from Joseph McGowan, M.D., F.A.C.P.

North Shore University Hospital
...Make sure your viral loads are undetectable at all visits. Every person may metabolize medications differently. While this dosage cannot be recommended for others, it may be working for you.I spent a little time on that because it all has to do... Read more »

TDM-saquinavir/r once daily

Dear Dr.,My question is about the utility of TDM. I am about to switch from unboosted Fortovase 2*1600 to Invirase/r once daily (2000/100 or 1500/100 - because of the convenience of once daily dosage) and was thinking of performing TDM - two tests...
Mark Holodniy, M.D., F.A.C.P., C.I.C.

Response from Mark Holodniy, M.D., F.A.C.P., C.I.C.

Stanford University, School of Medicine
Assuming your HIV viral load is undetectable, I don't think you need to do the TDM. You could just convert to a boosted saquinavir regimen. Although you don't indicate what your other HIV meds are, you might want to consider... Read more »
AIDS InfoNet

Saquinavir (Invirase)

...higher blood levels than Fortovase. This is now the most common way to take saquinavir. In late 2004 the FDA approved a 500 mg dosage of saquinavir. This cuts the saquinavir pill count from 5 per dose (with the old 200 mg version) to 2 per dose.... Read more »

An Overview of Invirase (Saquinavir mesylate)

...options.These medicines do not cure or prevent HIV infection or AIDS and do not reduce the risk of passing the virus to other people. Dosage Form/Administration Saquinavir mesylate comes in tablets and hard gelatin capsules. Saquinavir comes... Read more »
U.S. Food and Drug Administration

New 500-mg Tablet Formulation of Invirase (Saquinavir) Approved

...approved, on December 17, 2004, a new 500-mg tablet formulation of the HIV protease inhibitor, INVIRASE (saquinavir mesylate). The dosage and administration for INVIRASE in adults (over the age of 16 years) is 1,000 mg twice a day (taken as... Read more »
U.S. Food and Drug Administration

Recent Updates to Invirase Package Insert

...Methadone (see Precautions, Drug Interactions; see also Clinical pharmacology, Table 2) Methadone levels are decreased and the dosage of methadone may need to be increased when coadministered with Invirase/ritonavir. Tipranavir/ritonavir (see... Read more »
Connect With Others

anyone taking Isentress and Invirase combination?

Posted by nevereasy
...Isentress is a relatively new therapy. My Dr just added it to my mono therapy of Invirase (boosted with Norvir). I have been undetectable for two years on the Invirase but my Tcells never get over 300. He added Isentress. Read more »

Excessive Mastubation

Posted by Anonymous, 5 Replies
Ever since I found out that I'm poz, I've been spending a lot more time mastubating. Is that normal? Or could it be because of the amount of time I've been spending reading posts about sexual issues? Pleasing myself has become an every day thing... Read more »

Posted by Anonymous
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Posted by Anonymous
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