New cancer Drug's hidden impact on cough medicine revealed
NCT ID NCT07241065
First seen Jun 26, 2026 · Last updated Jul 28, 2026 · Updated 3 times
Summary
This study looks at how a cancer drug called capivasertib changes the way the body processes dextromethorphan, a common cough suppressant. Researchers will give 42 healthy adults dextromethorphan alone and then with capivasertib to measure drug levels in the blood. The goal is to understand potential drug interactions for safer use.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- capivasertib and dextromethorphan
- What this could lead to
- If successful, this study could help doctors understand how capivasertib interacts with other drugs, leading to safer dosing guidelines.
- What could go wrong
- This is an early-stage, small study in healthy people, not patients. Results may not predict effects in sick individuals or lead directly to new treatments.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Phase
-
Phase 1
The first testing in people. Mainly checks safety and dose, usually in a small group.
- Participants
-
42 people
The number who actually took part.
- Started
-
Mar 2026
- Finished
-
Jul 2026
- Lead sponsor
-
A company
The lead sponsor is a pharmaceutical, biotech, or medical-device company.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
-
18 to 60 years
- Sex
-
Anyone
- Healthy volunteers
-
Accepted
You do not need to have the condition being studied to take part.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Main Inclusion Criteria: * Have a Body Mass Index (BMI) between 18 and 30 kg/m2 inclusive and weigh at least 50 kg. * All females must have a negative pregnancy test at the Screening Visit and on admission to the Clinical Unit. * Females of non-childbearing potential must be confirmed at the screening visit (postmenopausal or documentation of irreversible surgical sterilisation). * Male participants must have documentation of vasectomy done 6 months prior to screening visit. Participants must be willing to use one barrier method of contraception (condom) during sexual intercourse with a female partner of childbearing potential from the time of first study intervention administration until 16 weeks after the last dose of capivasertib. Main Exclusion Criteria: * History of any clinically important disease or disorder * History or presence of gastrointestinal, hepatic or renal disease. * Any clinically important illness, medical/surgical procedure (excluding placement of vascular access), or significant traumatic injury within 4 weeks of the first administration of study intervention or an anticipated need for major surgery during the study. * Any clinically significant skin abnormalities that are chronic or currently active. * Abnormal hepato-renal and bone marrow organ function laboratory values. * Any clinically important abnormalities in clinical chemistry, haematology, or urinalysis. * Any clinically significant abnormalities in glucose metabolism. * Any positive result on screening for serum HBsAg OR anti-HBc antibody, indicative of active hepatitis B, hepatitis C, or human immunodeficiency virus (HIV) * Current smokers or those who have smoked or used other nicotine/nicotine-containing products within the previous 3 months prior to Screening Visit. * Known or suspected history of alcohol or drug abuse or excessive intake of alcohol. * Use of drugs with enzyme inducing properties 3 weeks prior to the first administration of study intervention. * Use of strong inhibitors of Cytochrome P450 3A4 (CYP3A4) or strong/moderate inducers of CYP3A4 within 2 weeks prior to first dose of capivasertib. * Concurrent use of herbal or natural products intended as treatment or prophylaxis that may interact with capivasertib. * Participants who have previously received capivasertib. * Any clinically significant abnormal findings in vital signs and 12-lead electrocardiogram (ECG). * History of severe allergy/hypersensitivity
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As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
Locations
-
Research Site
Berlin, 14050, Germany
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