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HIVNCT00774683

A Pilot Study to Characterize the Pharmacokinetics of Raltegravir in the Cervicovaginal Fluids of HIV-infected Women

An observational study of HIV and AIDS, run by Kristine Patterson, MD at 1 site in United States.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

The purpose of this research sub-study is to learn about the levels of an antiretroviral (ARV) medication called Raltegravir, and response to HIV virus in the genital tract of HIV-positive women. Read more about this study

Who is it for?
Ages 18 to 49 years, women only
Conditions the study is for
HIV, AIDS
What is being tested?
Raltegravir (Isentress®)
How many people
1 participants
Where
1 siteUnited States
Study dates
Aug 2008to Sep 2009
Phase
Observational
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 to 49 years
  • Women only
  • No healthy volunteers
  • Adult

Study population: UNC ID Clinic, Durham County Health Department, Wake County Health Department

Who may be able to join

  • HIV-1 infection documented by HIV serology or detectable viral load
  • Self-described as African-American
  • Less than 7 days cumulative of prior HIV therapy
  • Plasma HIV RNA PCR equal to or greater than 1000 copies/mL within 90 days prior to study entry
  • Able to provide informed consent
  • In the opinion of the investigator, able to comply with study medication and procedures
Show all 10Show fewer
  • ALT (SGPT) < or equal to 3.0 x ULN within 45 days prior to study entry
  • GRF > 60 as calculated by MDRD within 45 days prior to study entry
  • All women of reproductive potential (who have not reached menopause or undergone hysterectomy, bilateral oophorectomy, or tubal ligation) must have a negative serum or urine β-HCG pregnancy test performed within 48 hours before entry.
  • All study volunteers must agree not to participate in a conception process (e.g., active attempt to become pregnant or to impregnate, sperm donation, in vitro fertilization) and, if participating in sexual activity that could lead to pregnancy, the female study volunteer/male partner must use at least one reliable method of contraception (e.g., condoms, with or without a spermicidal agent; a diaphragm or cervical cap with spermicide; an IUD; or hormonal-based contraception), simultaneously while receiving the protocol-specified medication(s) and for 6 weeks after stopping the medication(s).

Who cannot join

  • Pregnancy
  • Breastfeeding
  • Prior receipt of Raltegravir
  • Any condition which in the opinion of the investigator is likely to interfere with follow-up or ability to take the study medication appropriately
  • A positive test for bacterial vaginosis, syphilis, gonorrhea, Chlamydia, HSV-2 (active lesions), or trichomonas at entry or week 2 of the main study, CID 0706

Trial locations and contacts

1 site in 1 country.

United States1 site
  • The University of North Carolina at Chapel Hill

    Chapel Hill, North Carolina, 27514

Other trials in United States

About this study

Official title: A Phase IV, Open-Label, Single-Sequence Pilot Study to Characterize the Pharmacokinetics of a 400mg Oral Dose of Raltegravir in the Cervicovaginal Fluids of HIV-Infected Women

The purpose of this research sub-study is to learn about the levels of an antiretroviral (ARV) medication called Raltegravir, and response to HIV virus in the genital tract of HIV-positive women.

We would like to see how this study medication is tolerated, and how the body processes the study medication in women who are HIV-positive. More specifically, we are interested in how Isentress® might penetrate into the female cervicovaginal secretions thereby potentially reducing the amount of HIV in those secretions. A reduction in the amount of HIV in genital secretions may prevent female subjects from transmitting HIV to their sexual partners. This information will help the research team know how a medication such as Isentress® might be used to prevent the sexual transmission of HIV.

Read the detailed description

Purpose: This study aims to characterize the pharmacokinetics of raltegravir in cervicovaginal fluids of HIV-infected women, and compare this to the blood plasma pharmacokinetics being obtained in the main study, CID 0706.

Participants: Six HIV-positive women from the CID 0706 study Procedures: During the pharmacokinetic visit to obtain blood plasma in the CID 0706 study, women will be asked to self-collect cervicovaginal samples using a vaginal aspirator at the following timepoints: pre-dose and 1, 2, 4, 6, 8, and 12 hours after raltegravir 400mg dose administration.

Conditions
HIV, AIDS
Being tested
Raltegravir (Isentress®)
Keywords
Pilot, Pharmacokinetics, Raltegravir, Cervicovaginal, HIV, Women
Medical subject headings
Acquired Immunodeficiency Syndrome

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • Raltegravir (Isentress®)Drug

    Also called ISENTRESS, MK-0518

    400 mg p.o. BID x 7 days

Study groups in NCT00774683
Study groupRoleWhat they receive
Sub-study Group ASix HIV-positive African American women from the main study, CID 0706
Receives: Drug: Raltegravir (Isentress®)

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. To characterize the pharmacokinetics of raltegravir in cervicovaginal fluids of HIV-infected women, and compare this to the blood plasma pharmacokinetics being obtained in the main study, CID 0706.

    Measured: Single Time Point Measurement at 4 Weeks after ART Initiation

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted17 Oct 2008 (estimated)
  2. Study startAug 2008
  3. Primary completionSep 2009
  4. Study completionSep 2009

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Observational
Observational model
Cohort
Time perspective
Prospective
Enrolment
1 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT00774683
Sponsor's protocol ID
CID 0706 Sub-study A
Status last verified
Oct 2011
First submitted
15 Oct 2008
Last updated
25 Oct 2011
Results posted
No
Data monitoring committee
No

Publications

  • Musicco M, Lazzarin A, Nicolosi A, Gasparini M, Costigliola P, Arici C, Saracco A. Antiretroviral treatment of men infected with human immunodeficiency virus type 1 reduces the incidence of heterosexual transmission. Italian Study Group on HIV Heterosexual Transmission. Arch Intern Med. 1994 Sep 12;154(17):1971-6.

    PubMed 8074601
  • Otten RA, Smith DK, Adams DR, Pullium JK, Jackson E, Kim CN, Jaffe H, Janssen R, Butera S, Folks TM. Efficacy of postexposure prophylaxis after intravaginal exposure of pig-tailed macaques to a human-derived retrovirus (human immunodeficiency virus type 2). J Virol. 2000 Oct;74(20):9771-5. doi: 10.1128/jvi.74.20.9771-9775.2000.

    PubMed 11000253
  • Lallemant M, Jourdain G, Le Coeur S, Mary JY, Ngo-Giang-Huong N, Koetsawang S, Kanshana S, McIntosh K, Thaineua V; Perinatal HIV Prevention Trial (Thailand) Investigators. Single-dose perinatal nevirapine plus standard zidovudine to prevent mother-to-child transmission of HIV-1 in Thailand. N Engl J Med. 2004 Jul 15;351(3):217-28. doi: 10.1056/NEJMoa033500. Epub 2004 Jul 9.

    PubMed 15247338
  • Blankson JN, Persaud D, Siliciano RF. The challenge of viral reservoirs in HIV-1 infection. Annu Rev Med. 2002;53:557-93. doi: 10.1146/annurev.med.53.082901.104024.

    PubMed 11818490
  • Pierson T, Hoffman TL, Blankson J, Finzi D, Chadwick K, Margolick JB, Buck C, Siliciano JD, Doms RW, Siliciano RF. Characterization of chemokine receptor utilization of viruses in the latent reservoir for human immunodeficiency virus type 1. J Virol. 2000 Sep;74(17):7824-33. doi: 10.1128/jvi.74.17.7824-7833.2000.

    PubMed 10933689
  • Markowitz M, Morales-Ramirez JO, Nguyen BY, Kovacs CM, Steigbigel RT, Cooper DA, Liporace R, Schwartz R, Isaacs R, Gilde LR, Wenning L, Zhao J, Teppler H. Antiretroviral activity, pharmacokinetics, and tolerability of MK-0518, a novel inhibitor of HIV-1 integrase, dosed as monotherapy for 10 days in treatment-naive HIV-1-infected individuals. J Acquir Immune Defic Syndr. 2006 Dec 15;43(5):509-15. doi: 10.1097/QAI.0b013e31802b4956.

    PubMed 17133211
  • Cohen MS. Preventing sexual transmission of HIV. Clin Infect Dis. 2007 Dec 15;45 Suppl 4:S287-92. doi: 10.1086/522552.

    PubMed 18190301
  • Isentress (Raltegravir) Prescribing Guide. Merck & Co., Inc. October 2007

Questions about this trial

What is this clinical trial studying?

An observational study of HIV and AIDS, run by Kristine Patterson, MD at 1 site in United States.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 10 inclusion and 5 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: finished, as of the sponsor's last update on 25 Oct 2011. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in United States. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

Are results available for this study?

The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

To characterize the pharmacokinetics of raltegravir in cervicovaginal fluids of HIV-infected women, and compare this to the blood plasma pharmacokinetics being obtained in the main study, CID 0706. (time frame: Single Time Point Measurement at 4 Weeks after ART Initiation). It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT00774683, which also lists 8 linked publications.

Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 25 Oct 2011.

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