A Safety and Efficacy Trial of Dapivirine Vaginal Ring in Africa

International Partnership for Microbicides (IPM) logo

International Partnership for Microbicides (IPM)

Status and phase

Withdrawn
Phase 3

Conditions

HIV Infections

Treatments

Drug: Dapivirine
Other: Placebo

Study type

Interventional

Funder types

Industry

Identifiers

NCT01337570
IPM 009A

Details and patient eligibility

About

This is a double-blind, randomized, placebo-controlled Phase III study to assess the safety and efficacy of a silicone elastomer vaginal ring containing 25mg of dapivirine.

Sex

Female

Ages

18 to 40 years old

Volunteers

Accepts Healthy Volunteers

Inclusion criteria

  • Women >18 and <40 years of age who can provide informed consent
  • Available for all visits and consent to follow all procedures scheduled for the trial
  • Generally healthy and self-reported sexually active (defined as an average of at least one penetrative penile vaginal coital act per month for the last 3 months prior to enrolment)
  • HIV-negative as determined by the HIV algorithm applied at screening and enrolment
  • On a stable form of contraception as defined within section 5.4 and willing to continue on stable contraception for the duration of the clinical trial;
  • Asymptomatic for genital infections at the time of enrolment (if a woman is diagnosed with any clinically significant treatable STI, she must have initiated treatment at least 1 week prior to enrolment and have completed the full course of treatment)
  • Willing to answer questions about adherence, sexual behaviour, vaginal practices and ring acceptability;
  • Willing to provide adequate locator information for trial retention purposes and be reachable per local standard procedures (e.g., by home visit or telephone; or via family or close neighbour contacts [confidentiality to be maintained])
  • Willing to refrain from participation in another research trial using drugs, vaccines, medical devices, microbicides or oral pre-exposure prophylaxis investigational drugs for the duration of the IPM 009A trial;
  • In the absence of the use of exogenous hormone(s), have a self-reported regular menstrual cycle defined as having a minimum of 21 days and a maximum of 35 days between menses;
  • Willing to refrain from use of vaginal products or objects including spermicides, tampons, female condoms, cotton wool, rags, diaphragms, cervical caps (or any other vaginal barrier method), douches and drying agents within 14 days from enrolment and for the duration of the trial.

Exclusion criteria

  • Currently pregnant or last pregnancy within 3 months prior to screening;
  • Currently breast-feeding
  • Participated in another research trial using drugs, medical devices, microbicides or oral pre-exposure prophylaxis agents within 60 days prior to screening
  • Previously participated or currently participating in any HIV vaccine trial
  • Untreated, clinically significant urogenital infections (either symptomatic or asymptomatic), e.g., urinary tract or other sexually transmitted infections, or other gynaecological symptoms within 1 week prior to enrolment
  • History of significant urogenital or uterine prolapse, undiagnosed vaginal bleeding, urethral obstruction, incontinence or urge incontinence
  • Any gynaecological surgery within 90 days prior to enrolment
  • Any Grade 3 or 4 baseline haematology, chemistry or urinalysis laboratory value according to the DAIDS Table for Grading Adverse Experiences, or clinically significant Grade 2 findings
  • Any history of anaphylaxis or severe allergy resulting in angioedema; or a history of sensitivity/allergy to latex or a silicone elastomer
  • Any history of diabetes mellitus and chronic use of oral steroid therapy and any uncontrolled serious chronic or progressive disease
  • Cervical cytology at screening that requires cryotherapy, biopsy, treatment (other than for infection), or further evaluation [this includes any findings of atypical squamous cells of undetermined significance (ASCUS)]
  • Any condition(s) that, in the opinion of the investigator, might put the participant at risk, or interfere with the trial objectives, or adherence to trial requirements

Trial design

Primary purpose

Prevention

Allocation

Randomized

Interventional model

Parallel Assignment

Masking

Double Blind

0 participants in 2 patient groups, including a placebo group

Dapivirine
Experimental group
Description:
Vaginal ring containing 25mg of dapivirine
Treatment:
Drug: Dapivirine
Drug: Dapivirine
Placebo Ring
Placebo Comparator group
Description:
Vaginal ring containing no drug substance
Treatment:
Other: Placebo

Trial contacts and locations

5

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Data sourced from clinicaltrials.gov

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