| Not Yet Recruiting | Pharmacokinetic Study of Long-acting Antiretrovirals and Contraceptives in HIV NCT07516548 | University of Alabama at Birmingham | — |
| Not Yet Recruiting | KF2025#1 Trial: Ketamine, Cannabidiol and Cobicistat Interaction Study NCT07462559 | Helsinki University Central Hospital | Phase 1 |
| Not Yet Recruiting | Association Between Geriatric Frailty and Medication Related Problems in the Emergency Department to Help Clin NCT07282379 | Pharmacie des Hopitaux de l'Est Lemanique | — |
| Completed | Pharmacokinetic Effect of Y-3 on Repaglinide，Warfarin and Omeprazole in Healthy Participants NCT07068841 | Neurodawn Pharmaceutical Co., Ltd. | Phase 1 |
| Completed | A Study to Evaluate the Drug-Drug Interaction of EDP-323 With Midazolam, Caffeine, and Rosuvastatin in Healthy NCT06917508 | Enanta Pharmaceuticals, Inc | Phase 1 |
| Completed | A Drug-drug Interaction Trial in Healthy Female Participants to Investigate the Effect of Aprocitentan on Comb NCT06799884 | Idorsia Pharmaceuticals Ltd. | Phase 1 |
| Unknown | Determining the Clinical Relevance of the Interaction Between Enzalutamide and the Opioid Morphine and the DOA NCT05339672 | Radboud University Medical Center | — |
| Recruiting | Drug-drug Interactions With Anti-tuberculous Drugs NCT06381375 | Cairo University | — |
| Completed | Drug-Drug Interaction of ASN51 With Fluvoxamine, Itraconazole and Paroxetine in Healthy Subjects NCT06232109 | Asceneuron S.A. | Phase 1 |
| Enrolling By Invitation | B-free Multistage Trial NCT06037564 | Insel Gruppe AG, University Hospital Bern | Phase 4 |
| Unknown | Drug-drug Interactions Between DWC202313 and DWC202314 in Healthy Subjects NCT06119958 | Daewoong Pharmaceutical Co. LTD. | Phase 1 |
| Recruiting | Interaction of CYP2B6 Genotype and Efavirenz With Methadone and Tizanidine PK NCT05789173 | Indiana University | EARLY_Phase 1 |
| Completed | A DDI Study of JMKX000623 and Metformin Hydrochloride NCT06066060 | Jemincare | Phase 1 |
| Completed | Drug-durg Interaction of Leritrelvir(RAY1216) With Midazolam, Omeprazole, Rosuvastatin, Verapamil, and Rifampi NCT06031454 | Guangdong Raynovent Biotech Co., Ltd | Phase 1 |
| Completed | Drug-durg Interaction of ZSP1273 With Digoxin, Rosuvastatin,Itraconazole and Probenecid NCT05954624 | Guangdong Raynovent Biotech Co., Ltd | Phase 1 |
| Completed | A Drug Interaction Study Assess the Effects of ZSP1273 Tablets on the Pharmacokinetics of Warfarin and Midazol NCT05942365 | Guangdong Raynovent Biotech Co., Ltd | Phase 1 |
| Recruiting | Pharmaco-proteomic Platform to Evaluate Drug Interactions in Liver Transplant Patients NCT06682325 | Pontificia Universidad Catolica de Chile | — |
| Unknown | Drug-drug Interactions Between DWC202211 and DWC202212 in Healthy Subjects NCT05699070 | Daewoong Pharmaceutical Co. LTD. | Phase 1 |
| Unknown | Phase 1 Clinical Trial to Evaluate the Effect of DWP14012 on the Pharmacokinetics of DWC202201 in Healthy Subj NCT05812404 | Daewoong Pharmaceutical Co. LTD. | Phase 1 |
| Completed | Drug-drug Interactions Between DWP14012 and DWC202202 in Healthy Subjects NCT05574374 | Daewoong Pharmaceutical Co. LTD. | Phase 1 |
| Completed | A Study of PBI-200 With Ritonavir or Cobicistat in Healthy Volunteers NCT05692570 | Pyramid Biosciences | Phase 1 |
| Completed | Clinical Utility of CDMT Among VillageMD Providers NCT05658653 | Qure Healthcare, LLC | N/A |
| Completed | Impact of Rifabutin on the Pharmacokinetics of Elexacaftor/Tezacaftor/Ivacaftor NCT04840862 | University of Southern California | Phase 4 |
| Completed | The Potential of Givinostat as DDI Victim in Co-administration P-gp Inhibitor (Part 2) NCT05845567 | Italfarmaco | Phase 1 |
| Completed | Givinostat and Metabolites Pharmacokinetics in Urine and Plasma (Part 3) NCT05860114 | Italfarmaco | Phase 1 |
| Completed | Perpetrator DDI Potential of Givinostat as Inhibitor and Inducer of CYP3A and P-gp Activity NCT05492318 | Italfarmaco | Phase 1 |
| Completed | Drug-drug Interactions Between DWP14012 and Aspirin in Healthy Subjects NCT05304845 | Daewoong Pharmaceutical Co. LTD. | Phase 1 |
| Completed | CKD-506 Drug-Drug Interaction Study in Healthy Male Subjects NCT05238948 | Chong Kun Dang Pharmaceutical | Phase 1 |
| Completed | The Effect of Dicloxacillin on Oral Absorption of Drugs NCT05073627 | University of Southern Denmark | Phase 1 |
| Completed | Drug-Drug Interaction Study to Investigate Effects of Voclosporin on Pharmacokinetics of Simvastatin NCT05306379 | Aurinia Pharmaceuticals Inc. | Phase 1 |
| Unknown | AV-101 Alone and in Combination With Probenecid in Healthy Subjects NCT05280054 | VistaGen Therapeutics, Inc. | Phase 1 |
| Completed | Drug-drug Interaction Between Ciprofol and Mefanamic Acid or Valproate NCT05181007 | Haisco Pharmaceutical Group Co., Ltd. | Phase 1 |
| Completed | Drug-drug Interaction Study of SPH3127 NCT05359055 | Shanghai Pharmaceuticals Holding Co., Ltd | Phase 1 / Phase 2 |
| Recruiting | Kuwa Free! - Live Free! NCT05044962 | University of Alabama at Birmingham | N/A |
| Completed | Evaluation of Pharmacokinetic Drug-drug Interactions Between Hormonal Contraceptives and Doravirine-containing NCT04669678 | University of Alabama at Birmingham | Phase 4 |
| Completed | Pharmacokinetics of Omeprazole and Midazolam When Co-administered With ACT-1014-6470 NCT05123820 | Idorsia Pharmaceuticals Ltd. | Phase 1 |
| Completed | A Drug-Drug Interaction Study Between ATI-2173 and Midazolam or Clarithromycin in Healthy Subjects NCT05137600 | Antios Therapeutics, Inc | Phase 1 |
| Completed | Dedicated Drug-Drug Interaction (DDI) Study in Healthy Volunteers NCT04939467 | Blade Therapeutics | Phase 1 |
| Withdrawn | Implementation of a Pharmacist-led Pharmacogenomic Clinical Service NCT04984538 | Tabula Rasa HealthCare | — |
| Completed | Drug-Drug Interaction (DDI) Study in Healthy Volunteers NCT04814498 | Blade Therapeutics | Phase 1 |
| Completed | Flucloxacillin as an Inducer of CYP-enzymes NCT04840641 | University of Southern Denmark | Phase 1 |
| Completed | Possible Effects of Propylthiouracil, Riociguat and Perphenazine on Circulation of Healthy Volunteers NCT04776499 | Maastricht University | Phase 1 |
| Completed | Drug-Drug Interaction Study of HBI-3000 and Paroxetine in Healthy Adult Male and Female Subjects NCT04650542 | HUYABIO International, LLC. | Phase 1 |
| Completed | Dihydroartemisinin-Piperaquine in the Context of Antiretroviral Therapy NCT04487145 | University of California, San Francisco | Phase 4 |
| Completed | Study to Investigate the Potential Drug-Drug Interaction Between ZSP1273 and Oseltamivir NCT05108051 | Guangdong Raynovent Biotech Co., Ltd | Phase 1 |
| Completed | Drug-Drug Interaction Study of Intravenous Administration of SyB V-1901 and Cyclosporine in Japanese Healthy S NCT04542252 | SymBio Pharmaceuticals | Phase 1 |
| Completed | Drug to Drug Interaction Study of KBP-5074 in Healthy Subjects NCT04606537 | KBP Biosciences | Phase 1 |
| Completed | Drug-Drug Interaction Study of Lorecivivint and Triamcinolone Acetonide in Healthy Volunteers NCT04598542 | Biosplice Therapeutics, Inc. | Phase 1 |
| Completed | Pharmacokinetic Interaction Between DWP14012 and DWC202005 in Healthy Volunteers NCT04328766 | Daewoong Pharmaceutical Co. LTD. | Phase 1 |
| Completed | Fruquintinib CYP3A Inhibitor and Inducer Study NCT04557397 | Hutchison Medipharma Limited | Phase 1 |
| Completed | A Study of the Effect of Quizartinib on the Pharmacokinetics of the P-gp Substrate Dabigatran Etexilate in Hea NCT04459585 | Daiichi Sankyo Co., Ltd. | EARLY_Phase 1 |
| Completed | A Study of the Effect of a Moderate CYP3A Inducer Efavirenz on Quizartinib Pharmacokinetics in Healthy Partici NCT04459598 | Daiichi Sankyo Co., Ltd. | Phase 1 |
| Completed | Inhibition Metamizole 2020 NCT04621253 | University Hospital, Basel, Switzerland | Phase 1 |
| Unknown | Drug-Related Problems in Neonatal Patients NCT04899960 | Hacettepe University | N/A |
| Completed | Study to Investigate the Potential Drug-Drug Interaction Between Elafibranor and Indomethacin NCT03985969 | Genfit | Phase 1 |
| Completed | Drug-drug Interaction Study Between Edaravone and 2-Aminoethanesulfonic Acid in Compound Edaravone Injection NCT04218513 | Nanjing Yoko Biomedical Co., Ltd. | Phase 1 |
| Completed | Drug-Drug Interaction Between Rifampin and Fluvastatin NCT04029584 | University of California, San Francisco | Phase 4 |
| Completed | Drug-drug Interaction (DDI) Study of Spironolactone (Perpetrator) and Digoxin (Substrate Drug) NCT03909529 | CMP Development, LLC | Phase 1 |
| Completed | A Drug-Drug Interaction Study in Healthy Volunteers of the Effects of Tucatinib on Metformin NCT03826602 | Seagen Inc. | Phase 1 |
| Completed | A Drug-Drug Interaction Study in Healthy Volunteers of the Effects of Tucatinib NCT03723395 | Seagen Inc. | Phase 1 |
| Completed | Pharmacokinetic Interactions of Metamizole (Dipyrone) in Healthy Subjects NCT03990129 | University Hospital, Basel, Switzerland | Phase 1 |
| Completed | Drug-drug Interaction Between Belumosudil, Itraconazole, Rifampicin, Rabeprazole, and Omeprazole in Healthy Vo NCT03530995 | Kadmon Corporation, LLC | Phase 1 |
| Completed | Drug Interaction Study of Fimasartan/Amlodipine/Hydrochlorothiazide in Healthy Male Subjects NCT03390465 | Boryung Pharmaceutical Co., Ltd | Phase 1 |
| Completed | A Phase 1 Study to Evaluate the Effects of Omeprazole and Famotidine on the Absorption of Telotristat Ethyl in NCT03302845 | Lexicon Pharmaceuticals | Phase 1 |
| Completed | A Study to Investigate the Potential Influence of Nitisinone on the Metabolism and the Transport of Other Drug NCT03103568 | Swedish Orphan Biovitrum | Phase 1 |
| Completed | A Study to Assess the Potential for Pre-systemic Inhibition of CYP3A by Idebenone Using Midazolam as a Substra NCT02887443 | Santhera Pharmaceuticals | Phase 1 |
| Completed | Assessment of Drug-Drug Interactions of Androxal With Cytochrome P450 Isoenyzmes in Healthy Males NCT01991327 | Repros Therapeutics Inc. | Phase 1 |
| Completed | A Phase 1, Drug Interaction Study Between AVP-786 and Paroxetine and Between AVP-786 and Duloxetine in Healthy NCT02174822 | Otsuka Pharmaceutical Development & Commercialization, Inc. | Phase 1 |
| Completed | The Effects of Multiple Dose Fluoxetine and Metabolites on CYP1A2, CYP2C19, CYP2D6 and CYP3A4 Activity NCT01361217 | University of Washington | N/A |
| Completed | Drug-drug Interaction Study With MDV3100 (ASP9785) and Gemfibrozil and Itraconazole NCT01913379 | Astellas Pharma Europe B.V. | Phase 1 |
| Completed | Evaluation of the Drug-drug Interaction Between Ticagrelor and Venlafaxine When Taken Together in Healthy Volu NCT01350921 | AstraZeneca | Phase 1 |
| Completed | Effects of Administration of Fostamatinib on Blood Concentrations of Pioglitazone in Healthy Subjects NCT01309854 | AstraZeneca | Phase 1 |