ritonavir


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ri·ton·a·vir

 (rĭ-tŏn′ə-vîr)
n.
A protease-inhibiting drug usually used in combination with other drugs to suppress the replication of HIV.

[rito-, of unknown origin + -navir, protease inhibitor suff. (from saquinavir).]

ritonavir

(raɪˈtɒnəˌvɪə)
n
(Medicine) a type of anti-viral drug used to treat HIV infection and AIDS
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.ritonavir - a protease inhibitor (trade name Norvir) used in treating HIV
protease inhibitor, PI - an antiviral drug used against HIV; interrupts HIV replication by binding and blocking HIV protease; often used in combination with other drugs
Translations

ritonavir

n ritonavir m
References in periodicals archive ?
LOWR HDV - 2 ( LO nafarnib W ith R itonavir-2) was recently initiated to test a range of doses of lonafarnib boosted by ritonavir, with the aim to identify optimal combination(s) for the next longer-term studies.
These casein proteins form spherical aggregates--micelles--which are natural delivery systems for amino acids and calcium from mother to young, and, the investigators reasoned, might deliver Ritonavir molecules as well.
When co-administered with pitavastatin, the Cmax and AUC0-Ia of darunavir increased by 6% and 3% respectively, and the Cmax and AUC0-Ia of ritonavir increased by 2% and 8%, respectively.
The levels of ritonavir were about 45 percent of the levels found in their mothers' hair.
These were followed by indinavir (PI) with ritonavir (PI), saquinavir (PI) with efavirenz, and saquinavir with ritonavir.
It is noted that ARV regimens most identified with PDDs not according to the recommended ARV dosing were between lopinavir--ritonavir (PI) and efavirenz (NNRTI), lopinavir--ritonavir with nevirapine (NNRTI), ritonavir (PI) with efavirenz, indinavir (PI) with ritonavir, saquinavir (PI) with efavirenz and saquinavir with ritonavir.
8) They already have it in a trial to boost the integrase inhibitor elvitegravir in combination with tenofovir/emtricitabine (9) and in another trial comparing it with ritonavir to boost atazanavir.
Soon after the introduction of PIs it was recognised that co-administration with ritonavir improved their pharmacokinetic profile.
In light of the level of use overseas, Chugai applied to the Ministry of Health, Labour and Welfare on July 20 2006 for manufacturing and marketing approval of INVIRASE(R) Tablet 500 mg for concomitant use with HIV protease inhibitor ritonavir and an additional drug form.
Shortly after approval, the price was set at $25 a day (wholesale acquisition price)--at the low end of the last three protease inhibitors approved (the ritonavir will cost extra).
Yu, who is now at the University of Wisconsin-Madison, suspects that this process could be at the heart of many incidents, such as Abbott's ritonavir saga, in which researchers at drug-manufacturing plants suddenly find they can no longer grow the polymorph they want.
HPLC methods have been described for both nelfinavir and ritonavir (12-15).