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How Long Does Invirase Take To Work

Here's a taste of what has to offer on this topic:
Get the Facts
The Well Project

HIV Drugs and the HIV Lifecycle

... Protease Inhibitors (PIs) These drugs interfere with HIV's protease enzyme. There are many approved PIs: Aptivus (tipranivir) Crixivan (indinavir) Invirase (saquinavir) Kaletra (lopinavir plus ritonavir) Lexiva (fosamprenavir) Norvir (ritonavir) Prezista (darunavir or TMC-114) Reyataz (atazanavir) ...
Ask the Experts

Missed Morning Dose of Kaletra & Invirase

Hello,I apologize upfront for any duplications if this question has been asked before -?? In any case, in 1995, at age 36, I was diagnosed with HIV. My physician initially started me on AZT. Later, he changed to Viracept, Epivir and Zerit. I...
David Wohl, M.D.

Response from David Wohl, M.D.

University of North Carolina - Chapel Hill
...dose and be aware that when the time comes there is a critical mass of new meds that will help to extend your success for a long time to come. DW Read more »

Boosted medication

Dear Dr.I am currently taking fortovase 600 mg twice a day, viracept 5 pills twice a day and viread once a day. Since they no long make fortovase I am switching that to invirase boosted with norvir. Since norvir boosts all proteases, how much will...
Gerald Pierone, M.D.

Response from Gerald Pierone, M.D.

AIDS Research and Treatment Center of the Treasure Coast the one exception in the protease inhibitor class. Since your viral load is detectable it is possible that Norvir boosted Invirase may have a positive impact for you. Thanks for posting and let us know if the switch works out well. Read more »

change of meds

I have been on fortovase and combivir for 8 year now with wonderful results. Fortovase is now discontinued and my Dr switched to Lexiva. I am only concerned because I thought he'd give me Invirase instead (the so-called substitute for Fortovase by...
Benjamin Young, M.D., Ph.D.

Response from Benjamin Young, M.D., Ph.D.

Rocky Mountain CARES
...Thanks for your post.You've had an outstanding long-term response and tolerability-- fosamprenavir (Lexiva, Telzir) has been a very well tolerated, newer PI in our hands. I don't Read more »

Going off abacavir

Dear Dr. Pierone:Thanks so much for your past contributions. This website is an extraordinary help for those of us who seem to have new questions almost daily. Here's my question: My partner was diagnosed with AIDS in 4/06. We have figured out...
Gerald Pierone, M.D.

Response from Gerald Pierone, M.D.

AIDS Research and Treatment Center of the Treasure Coast
...almost as effective as a boosted PI and 2 nucleosides. The studies have been done with Kaletra, Reyataz, and Crixivan, but not Invirase. Since Invirase is similar in potency to these other agents it would probably work as well. So what does this... Read more »
AIDS InfoNet

Dapsone (Avlosulfon)

...carefully for drug interactions if you are taking dapsone along with the protease inhibitors amprenavir (Ziagen) or saquinavir (Invirase), or the non-nucleoside reverse transcriptase inhibitors delavirdine (Rescriptor) or etravirine (Intelence).... Read more »
The Well Project

HIV Treatment Guidelines

...lamivudine) or Combivir Viramune (nevirapine) and Combivir PI-based regimens Invirase (saquinavir) and low-dose Norvir and Truvada Kaletra once or twice daily and Epzicom or Combivir or... Read more »
AIDS InfoNet

Saquinavir (Invirase)

...pieces needed to build a new virus. Protease inhibitors "gum up" these scissors. The first version of saquinavir was Invirase. It worked well for some people, but it was not absorbed very well. Fortovase was developed. It was absorbed much... Read more »
Test Positive Aware Network


... Common Name: saquinavir Brand Name: Invirase Class: HIV protease inhibitor (PI) Standard dose: Two 500 mg film-coated tablets with 100 mg Norvir two times a day Read more »
Connect With Others

PI Monotherapy advice

Posted by logopolis, 2 Replies
...months will 100% adherence and an undetectable viral load, however as we all know this is a powerful and toxic med so in th elong term the Doc thinks monotherapy is better. Just wanted to put this out and see if anyone else has trialled or is... Read more »

26 years AIDS survior

Posted by AaronK, 3 Replies
...truvada, videx, viread, zerit, ziagen, sustiva and i dont think i took any off the other of not on the full list of NRTI. PI: Invirase, kaletra, norvir, prezista, reyataz, and vieracept. Integrase inhibitors: Isentress and the Fusion inhibitors... Read more »


Posted by 20yrshivpos, 2 Replies
...out of options. I am either resistant to the current meds or am allergic to most of them. Currently on the "new Kaletra" & Invirase. I have only been on this combination for 2 weeks. So far so good. Been on disability since 2003 after PCP for... Read more »

Resisting Resistance - A Story

Posted by Survivor, 1 Reply
...received the placebo for the first part of the trial. I regained my weight and enrolled in a study of the first protease inhibitor, Invirase (saquinavir). The background drugs in this study were AZT and ddC -- two drugs I had already used. So... Read more »