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How Long Does Norvir Take To Work

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

An Overview of Norvir (Ritonavir)

... rit-ON-uh-veer --> Brand Name: Norvir Other Name(s): RTV Drug Class: Protease Inhibitors Ritonavir, also known as Norvir, is a type of medicine called a protease inhibitor (PI). PIs act by blocking protease, a protein that HIV needs to make more copies of itself.
Ask the Experts

give up Norvir??

Hi, I have been poz for 17 years. I am currently taking reyataz(200) and norvir 100 as a boster. As well I am on Sustivia and Ziagen.My cd4 is around 900-1000 my % is 41. I am undetectable.I recently read and article saying I could give up the...
Joseph McGowan, M.D., F.A.C.P.

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

North Shore University Hospital
...others that had to be changed for one reason or another.The short answer is with the combo you are on NO, you should not stop the norvir. It is necessary to keep the combo in balance. There is an interaction between Sustiva and Reyataz...when... Read more »

regime of norvir

i have been on reyataz and truvada for a year now i went from 413 to 778 when my immune system was working so hard but the fibro and other problems with appetite i am losing weight i have had to change dr so she was nervous about me not being on...
Benjamin Young, M.D., Ph.D.

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

Rocky Mountain CARES
...Thanks for your post.When Truvada (tenofovir/FTC) is taken with Reyataz (atazaanvir), Norvir must be taken, since the tenofovir can seriously lower atazanavir levels (the Norvir compensates for this).I wouldn't want to Read more »

Why only Norvir for boosting?

I am curious as to why Norvir is the only drug used for "boosting"? Many people simply cannot tolerate Norvir and others refuse to take it because of Abbott's price gouging of the drug. Are there any other older P.I.'s being studied for their...
Edwin DeJesus, M.D., F.A.C.P.

Response from Edwin DeJesus, M.D., F.A.C.P.

...Joseph: Your question is something that has been haunting the HIV research community at all levels for over a decade. Ritonavir works for boosting other protease inhibitors because it is a very strong inhibitor of some enzymes in the cytochrome... Read more »

Reyataz, Norvir & Truvada

Hello I have been HIV + for 3 years now i am resistant to NNRTI's so can not take atripla. My doctor though the best would be Reyata Norvir & Tuvada I have been on it for one week and have a all day headache heartburn and burping. I know i cant...
Keith Henry, M.D.

Response from Keith Henry, M.D.

University of Minnesota, School of Medicine
Have you been checked for H pylor infection of the stomach (which can be more definitely treated)? Ritonavir boosted protease inhibitors can cause or aggravate heartburn stymptoms in some patients. As you situation highlights one has to be careful... Read more »
The Well Project


...breaking them down. But enzymes are also affected by drugs. This has proven to be very useful in HIV therapy. Here's an example: Norvir (ritonavir) is a protease inhibitor (PI) that makes the enzymes work slower. This keeps other drugs in the... Read more »
Test Positive Aware Network


...Name: Reyataz Class: HIV protease inhibitor (PI) Standard dose: One 300 mg capsule plus 100 mg Norvir, once daily (this dose must be used if taking Viread or Truvada), or two 200 mg capsules, once daily; take with... Read more »
The Well Project

Drug Interactions and HIV/AIDS

...Increases the length of time other drugs stay in the bloodstream This can be useful in HIV therapy. Here's an example: Norvir (ritonavir) is a protease inhibitor (PI) that makes the liverenzymes work slower. This keeps some other drugs in... Read more »
The Well Project

HIV Treatment Guidelines

...inhibitor plus 2 NRTIs or A PI plus 2 NRTIs (the PI should be combined, or "boosted," with a smalldose of a second PI called Norvir (ritonavir); this makes the first PI workbetter) These combinations will attack HIV at different parts... Read more »
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Working Out

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...meds, T-Cell count is over 1,100 and VL is undetectable, but I am ALWAYS tired. A couple years ago I found out my body was no longer producing testosterone. Another side effect of long-term HIV infection, doesn't happen to everyone, but... there... Read more »

Isentress & Side Effects

Posted by design36, 3 Replies
...effects and seem to be ones for a lot of people. Does anyone have experience with this drug? Did the side effects get better? How long (knowing that everyone's body is different) before getting better? ANY info will help...I am very depressed... Read more »

So when they say you should be on medication....

Posted by Izabella, 2 Replies
...and I had a long talk and while I understand the risks involved with Videx I also know it was something I could live with that worked. So we agreed I'd go back to my old Combo. She had to go out and talk to her attending. Guess who came... Read more »


Posted by keepingfaith, 4 Replies
...I was wondering how long after starting Atripla does your viral loads come undetectable??? Mines currently are 62,270+ CD4 278. Read more »