Evidence map›Paper›PMID 22536495›Full record

ArticleAIDS research and treatment2012

Pharmacokinetics and Pharmacodynamics of Darunavir and Etravirine in HIV-1-Infected, Treatment-Experienced Patients in the Gender, Race, and Clinical Experience (GRACE) Trial.

Thomas Kakuda, Vanitha Sekar, Peter Vis, Bruce Coate, Robert Ryan, David Anderson, Guy De La Rosa, Joseph Mrus

Abstract read
In one paragraph

Article in AIDS research and treatment, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 18 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
18citing papers in PubMed, 1 pooled it
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

18 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Pooled it
  2. Trial
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  14. Review
  15. Caring for women living with HIV: gaps in the evidence.Journal of the International AIDS Society · 2013
    Review
  16. Review
  17. Article
  18. Clinical pharmacokinetics of antiretroviral drugs in older persons.Expert opinion on drug metabolism & toxicology · 2013
    Review
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

8 authors.

Thomas KakudaJanssen Research & Development, LLC., Clinical Pharmacology, 1125 Trenton-Harbourton Road, Titusville, NJ 08560, USA.
Vanitha Sekar
Peter Vis
Bruce Coate
Robert Ryan
David Anderson
Guy De La Rosa
Joseph Mrus

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Objectives. Evaluation of pharmacokinetics and pharmacodynamics of darunavir and etravirine among HIV-1-infected, treatment-experienced adults from GRACE, by sex and race. Methods. Patients received darunavir/ritonavir 600/100mg twice daily plus other antiretrovirals, which could include etravirine 200mg twice daily. Population pharmacokinetics for darunavir and etravirine were determined over 48 weeks and relationships assessed with virologic response and safety. Rich sampling for darunavir, etravirine, and ritonavir was collected in a substudy at weeks 4, 24, and 48. Results. Pharmacokinetics were estimated in 376 patients for darunavir and 190 patients for etravirine. Median darunavir AUC(12h) and C(0h) were 60,642ng·h/mL and 3624ng/mL, respectively; and for etravirine were 4183ng · h/mL and 280ng/mL, respectively. There were no differences in darunavir or etravirine AUC(12h) or C(0h) by sex or race. Age, body weight, or use of etravirine did not affect darunavir exposure. No relationships were seen between darunavir pharmacokinetics and efficacy or safety. Patients with etravirine exposure in the lowest quartile generally had lower response rates. Rich sampling showed no time-dependent relationship for darunavir, etravirine, or ritonavir exposure over 48 weeks. Conclusions. Population pharmacokinetics showed no relevant differences in darunavir or etravirine exposure by assessed covariates. Lower etravirine exposures were associated with lower response rates.

Identifiers

PMID22536495
PMCPMC3318205

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