Clinical trials: Drug Interactions
Healthy Volunteers
A Study to Evaluate Drug-Drug Interaction of TAK-788 With Itraconazole and Rifampin in Healthy Adult Participants
The purpose of this study is to characterize the effect of itraconazole (Part 1) and rifampin (Part 2) on the single-dose pharmacokinetics (PK) of TAK-788 and its active metabolites (AP32960 and AP32914) in healthy adult…
- Trial name
- NCT03928327
- Testing
- TAK-788, Itraconazole, Rifampin
- Where
- United States
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- Millennium Pharmaceuticals, Inc.
Healthy
Drug-drug Interaction Trial Between Rifampicin and BI 409306 in Healthy Volunteers
The primary objective of this trial is to investigate the relative bioavailability of BI 409306 tablets with prior 7-day intake of rifampicin tablets (Test, T) compared to BI 409306 tablets without prior administration of…
- Trial name
- NCT03151499
- Testing
- BI 409306, Rifampicin
- Where
- Germany
- Volunteers
- 15 people, healthy volunteers welcome
- Sponsor
- Boehringer Ingelheim
Healthy
A Drug-Drug Interaction Study Between Fenofibric Acid and Efavirenz
Efavirenz is predominantly metabolized by cytochrome P450 (CYP) 2B6. Fenofibric Acid is an inhibitor of CYP2B6. This study will evaluate the effect of multiple doses of fenofibric acid at steady-state on the pharmacokinetics of…
- Trial name
- NCT01472380
- Testing
- efavirenz, fenofibric acid 105 mg
- Where
- United States
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Mutual Pharmaceutical Company, Inc.
Healthy
A Study to Evaluate the Effect of Itraconazole on the Pharmacokinetics of PF-04958242 in Healthy Subjects
The purpose of the current study is to characterize the pharmacokinetic (PK) profile of PF 04958242 when co administered with a strong cytochrome P450 3A4 (CYP3A4) inhibitor.
- Trial name
- NCT02341482
- Testing
- PF-04958242, Itraconazole
- Where
- United States
- Volunteers
- 13 people, healthy volunteers welcome
- Sponsor
- Biogen
Healthy
Drug-Drug Interaction Study Between Colchicine and Atorvastatin
Colchicine is a substrate for cytochrome P450 3A4 (CYP3A4). In-vitro studies have indicated that the ortho-and para-hydroxylated metabolites of atorvastatin may be CYP3A4/5 competitive and mechanism-based inhibitors (MBI).
- Trial name
- NCT00960323
- Testing
- Colchicine, Atorvastatin
- Where
- United States
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- Mutual Pharmaceutical Company, Inc.
Healthy Volunteers
Study of the Effects of Itraconazole and Rifampin on LOXO-305 in Healthy Participants
The main purpose of this study is to learn about how itraconazole and rifampin affect LOXO-305 in healthy participants. Participation could last about 8 weeks.
- Trial name
- NCT05134337
- Testing
- LOXO-305, Itraconazole, Rifampin
- Where
- United States
- Volunteers
- 27 people, healthy volunteers welcome
- Sponsor
- Loxo Oncology, Inc.
HCV Infection
Study to Evaluate Effect of Sofosbuvir/Velpatasvir/GS-9857 Fixed-Dose Combination on the Pharmacokinetics of a Representative Hormonal Contraceptive Medication, Norgestimate/Ethinyl Estradiol
This study will evaluate the effect of sofosbuvir (SOF)/velpatasvir (VEL)/voxilaprevir (VOX) fixed-dose combination (FDC) + voxilaprevir on the pharmacokinetics (PK) of a representative hormonal contraceptive medication…
- Trial name
- NCT02533427
- Testing
- SOF/VEL/VOX, VOX, Norgestimate/ethinyl estradiol
- Where
- New Zealand
- Volunteers
- 15 people, healthy volunteers welcome
- Sponsor
- Gilead Sciences
Drug-Drug Interaction, HIV Infection
Dihydroartemisinin-Piperaquine in the Context of Antiretroviral Therapy
Open-label prospective intensive pharmacokinetic study of dihydroartemisinin-piperaquine (DP) in HIV-infected children on efavirenz (EFV)-, lopinavir/ritonavir (LPV/r)-, or dolutegravir (DTG)-based antiretroviral therapy (ART)…
- Trial name
- DPART (NCT04487145)
- Testing
- Dihydroartemisinin-piperaquine
- Where
- 2 sites in Uganda
- Volunteers
- 194 people, healthy volunteers welcome
- Sponsor
- University of California, San Francisco
Drug-Interactions
Interactions Between Cannabinoids and Cytochrome P450-Metabolized Drugs
This study will evaluate drug-drug interactions between cannabis extracts containing Tetrahydrocannabinol (THC) and THC+ Cannabinoids (CBD) and probe drugs for select CYP450 pathways including: caffeine (CYP1A2), omeprazole…
- Trial name
- NCT04201197
- Testing
- Inje cocktail, THC Cannabis extract, THC/CBD Cannabis Extract
- Where
- United States
- Volunteers
- 22 people, healthy volunteers welcome
- Sponsor
- Johns Hopkins University
Drug Interactions
Open-Label, Multiple-Dose, Non-Randomized Study to Assess Drug-Drug Interactions of Proellex® in Female Subjects
This study will assess possible drug-drug interactions with specific isoenzymes over a total study duration of 6-8 weeks. Blood samples collected pre and post-dose, and urine samples collected post dose will be analyzed.
- Trial name
- NCT00741468
- Testing
- Proellex, CYP1A2 probe, CYP2C9 probe
- Where
- United States
- Volunteers
- 18 people, healthy volunteers welcome
- Sponsor
- Repros Therapeutics Inc.
Spinal Muscular Atrophy
A Drug-drug Interaction Study With Risdiplam Multiple Dose and Midazolam in Healthy Participants
This will be a Phase I, 2-part, open-label, non-randomized study to investigate the safety, tolerability, and pharmacokinetics (PK) of a multiple-dosing regimen of risdiplam (Part 1) and the effect of risdiplam on the PK of…
- Trial name
- NCT03988907
- Testing
- Risdiplam, Midazolam
- Where
- United States
- Volunteers
- 35 people, healthy volunteers welcome
- Sponsor
- Hoffmann-La Roche
Adverse Drug Interactions
Sulforaphane as an Antagonist to Human PXR-mediated Drug-drug Interactions
Adverse drug-drug interactions (DDIs) are responsible for approximately 3% of all hospitalizations in the US, perhaps costing more than $1.3 billion per year.
- Trial name
- NCT00621309
- Testing
- Rifampicin, sulforaphane plus rifampicin, sulforaphane alone
- Where
- 2 sites in United States
- Volunteers
- 29 people, healthy volunteers welcome
- Sponsor
- University of Washington
Healthy Volunteers
A Study to Assess the Effect of Cefiderocol on the Pharmacokinetics (PK) of Midazolam in Healthy Participants
The purpose of this study is to determine the effect of repeated doses of cefiderocol on the PK of midazolam.
- Trial name
- NCT05395104
- Testing
- Midazolam, Cefiderocol
- Where
- United States
- Volunteers
- 14 people, healthy volunteers welcome
- Sponsor
- Shionogi
Parkinson Disease, Multiple System Atrophy
Augmenting Effects of L-DOPS With Carbidopa and Entacapone
An experimental drug called L-DOPS increases production in the body of a messenger chemical called norepinephrine. Cells in the brain that make norepinephrine are often gone in Parkinson disease.
- Conditions
- Parkinson Disease, Multiple System Atrophy, Autonomic Nervous System Diseases
- Trial name
- NCT00547911
- Testing
- Droxidopa, Carbidopa, Entacapone
- Where
- United States
- Volunteers
- 14 people, healthy volunteers welcome
- Sponsor
- National Institute of Neurological Disorders and Stroke (NINDS)
Drug Interaction Potentiation
A Fixed-Sequence, Drug-Drug Interaction Study Between Multiple Oral Doses of Inarigivir Soproxil and a Single Oral Dose of Midazolam in Healthy Subjects
This is a single center, open-label, fixed sequence study to investigate the effect of multiple oral dosing of Inarigivir Soproxil and a single oral dose of Midazolam in Healthy Subjects
- Trial name
- NCT03493698
- Testing
- Midazolam, Inarigivir
- Where
- Netherlands
- Volunteers
- 17 people, healthy volunteers welcome
- Sponsor
- F-star Therapeutics, Inc.
Hepatitis C, HIV
Potential for Drug-drug Interactions Between Boceprevir and Etravirine in HIV/Hepatitis C Virus Negative Volunteers
The investigators believe that boceprevir's drug concentrations will be reduced when administered in combination with etravirine.
- Trial name
- NCT01427504
- Testing
- boceprevir; etravirine
- Where
- United States
- Volunteers
- 26 people, healthy volunteers welcome
- Sponsor
- University of Colorado, Denver
Healthy
A Drug-Drug Interaction (DDI) Study of Orforglipron With Carbamazepine in Healthy Participants
The main purpose of this study is to assess the effect of carbamazepine on the amount of orforglipron in the bloodstream and how long it takes the body to get rid of orforglipron when given orally in healthy study participants.
- Trial name
- NCT06370728
- Testing
- Orforglipron, Carbamazepine
- Where
- United States
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Eli Lilly and Company
Healthy Volunteers
A Drug-Drug Interaction Study to Assess the Pharmacokinetics of DC-806 When Orally Administered Alone, When Coadministered With Itraconazole, and When Coadministered With Carbamazepine in Healthy Adult Participants
The primary objective of this study was to assess the effect of a cytochrome P450 3A4 (CYP3A4) inhibitor (itraconazole) and CYP3A4 inducer (carbamazepine) on the single dose pharmacokinetics (PK) of DC-806 coadministered with…
- Trial name
- NCT05994807
- Testing
- DC-806, Itraconazole, Carbamazepine
- Where
- United States
- Volunteers
- 33 people, healthy volunteers welcome
- Sponsor
- DICE Therapeutics, Inc., a wholly owned subsidiary of Eli Lilly and Company
Healthy Adult Subjects
Clinical Pharmacology Study of Oral Edaravone in Healthy Adult Males (Drug Interaction Study and Preliminary Regimen-Finding Study)
Cohort 1: To evaluate the drug interactions, safety, and tolerability of oral edaravone when coadministered with rosuvastatin, sildenafil or furosemide in healthy adult males Cohort 2: To evaluate the pharmacokinetics, safety…
- Trial name
- NCT04481789
- Testing
- MT-1186, Rosuvastatin, Sildenafil
- Where
- Japan
- Volunteers
- 84 people, healthy volunteers welcome
- Sponsor
- Shionogi
Healthy
Drug-Drug Interaction Study of Evobrutinib and Transporter Substrates
This study consisted of 2 parts: Part 1 and 2. The purpose of this study was to evaluate the pharmacokinetic, safety and tolerability of multiple doses of evobrutinib on single doses of digoxin, metformin and rosuvastatin in…
- Trial name
- NCT05064488
- Testing
- Evobrutinib (45mg), Digoxin (0.25mg), Metformin (10mg)
- Where
- Germany
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Merck Healthcare KGaA, Darmstadt, Germany, an affiliate of Merck KGaA, Darmstadt, Germany