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DoxyDOT Study

Weekly doxycycline DOT for STI prevention among cisgender women taking HIV PrEP in Kisumu, Kenya

Status
Active, not recruiting
Phases
Phase 4
Study type
Interventional
Source
PACTR
Registry ID
PACTR202401619811584
Enrollment
60
Registered
2024-01-23
Start date
2024-04-01
Completion date
Unknown
Last updated
2026-09-14

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Sexually Transmitted Infections

Interventions

Doxycycline DOT

Sponsors

University of Washington
Lead Sponsor

Eligibility

Sex/Gender
Female

Inclusion criteria

Inclusion criteria: 1) Willing and able to give written informed consent 2) Age 18-30 years 3) Female sex at birth 4) HIV-seronegative, according to national HIV testing algorithm 5) Has a current prescription for PrEP, according to the national guidelines of Kenya 6) Able and willing to adhere to DOT dosing schedules

Exclusion criteria

Exclusion criteria: 1) Pregnant 2) Breastfeeding a child 3) Allergy to tetracycline class 4) Current medications which may impact doxycycline metabolism or that are contraindicated with doxycycline, as per the prescribing information. These include systemic retinoids, barbiturates, carbamazepine, phenytoin, and warfarin. 5) Active, clinically significant medical or psychiatric conditions that would interfere with study participation, at the discretion of the site investigator or designee. 6) Prior enrollment in The dPEP Kenya Study

Design outcomes

Primary

MeasureTime frame
Percentage of completed doses of weekly doxycycline DOT

Secondary

MeasureTime frame
• Safety: Safety assessment will be measured in both arms: serious adverse events (SAEs), related all AEs and discontinuations (in the dPEP arm only), and a standardized symptom assessment for doxycycline-specific side effects (e.g., nausea, pill esophagitis, photosensitivity, vaginal candidiasis). • Acceptability: Longitudinal change in survey responses • Incidence of C. trachomatis based on NAAT

Countries

Kenya

Contacts

Public ContactFelix Mogaka

Co Investigator

fmogaka@kemri-rctp.org+254723686156

Outcome results

None listed

Source: PACTR (via WHO ICTRP) · Data processed: Sep 19, 2026