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Drug-drug Interaction clinical trials and research
As of November 12, 2026, Find a Trial lists 4 Drug-drug Interaction clinical trials that are recruiting, at sites in 3 countries (most in United States (2), Botswana (1), Kenya (1)). By phase: Phase 1 (1), Early Phase 1 (1). Every study is explained in plain English. Data from ClinicalTrials.gov and NIH RePORTER, updated November 12, 2026.
- 4Clinical trials
- 3Countries
Newest Drug-drug Interaction clinical trials
| Study | Phase | Where | Status | Registered |
|---|---|---|---|---|
| How safe BAY3389934 is when given alone or with aspirin in healthy adults | Phase 1 | Miami, Florida | Recruiting | Jun 17, 2026 |
| Long-acting HIV PrEP and contraception PK study in AGYW | — | Bontleng, Gaborone | Recruiting | Apr 8, 2026 |
| How genetic variations affect drug interactions with efavirenz, methadone, and tizanidine | Early Phase 1 | Indianapolis, Indiana | Recruiting | Mar 29, 2023 |
| Long-acting injectable treatment for HIV in young women | — | Eldoret, Kenya | Recruiting | Sep 16, 2021 |
All recruiting trials (4)
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How safe BAY3389934 is when given alone or with aspirin in healthy adults
This study tests BAY3389934, alone and with aspirin, to see if it’s safe and how it affects blood clotting in healthy adults.
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Long-acting HIV PrEP and contraception PK study in AGYW
This study tests how long-acting cabotegravir for PrEP interacts with hormonal contraception in young women.
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How genetic variations affect drug interactions with efavirenz, methadone, and tizanidine
This study is testing how different genetic variations affect how well the drugs efavirenz, methadone, and tizanidine work together in healthy volunteers.
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Long-acting injectable treatment for HIV in young women
This study is testing a long-acting injectable treatment for HIV in young women to see if it works better than standard pills and helps improve their health and prevent unintended pregnancies.
Related topics
Quick answers
How many Drug-drug Interaction clinical trials are recruiting right now?
4, as of November 12, 2026. We update this list each time we refresh our data from ClinicalTrials.gov.
Where are these trials running?
In 3 countries. The most sites are in United States (2 trials), Botswana (1 trial), Kenya (1 trial). Each study page lists its sites and which ones are recruiting.
What phases are they in?
Phase 1: 1, Early Phase 1: 1. Trials with no phase listed are usually device, behavioural or observational studies.
How do I join one?
Open a study, check the "Is this trial a fit for you?" section, then contact the study team listed on the page. They will ask a few screening questions. Asking is free and does not commit you to anything. Talk it over with your doctor first.
Find the studies that fit you
A list is a starting point. Tell us your situation in your own words and we'll rank the studies that match and explain why. It's free and needs no account.