Caffeine (200 mg)

DRUG6 trials

Sponsors

Thomas Steffen, Hsiao-Ying Wey, University Hospital, Basel, Switzerland, Ain Shams University, Cairo University

Conditions

AdenosineBrown Adipose Tissue (BAT) PhysiologyCaffeineCold ExposureColorectal NeoplasmDiverticulitisDopamine D2/3 Receptor AvailabilityHealthy

Phase 4

Effects of Caffeine on Reinforcement Learning in Healthy Adults Using PET/MRI

RecruitingNCT06763172

Hsiao-Ying WeyAdenosine, Caffeine, Dopamine D2/3 Receptor Availability +1

Start: 2023-05-17End: 2026-12-31Target: 12Updated: 2025-01-09

Assessment of Oral Caffeine Intake in Changing the Severity of Acute Migraine Attack Using VAS Score Among Patients Attending Headache and Neurology Outpatients Clinic of Ainshams University Hospitals

RecruitingNCT07022496

Ain Shams UniversityMigraine, Migraine, Acute, Migraine Disease +2

Start: 2023-04-26End: 2025-08-31Target: 120Updated: 2025-06-15

Unknown Phase

Does Caffeine Reduce Postoperative Bowel Paralysis After Elective Colectomy?

TerminatedNCT02510911

Thomas SteffenColorectal Neoplasm, Diverticulitis, Laparoscopic Colectomy Without Stoma Formation +1

Start: 2015-08-31End: 2020-12-22Updated: 2021-08-04

Effect of Caffeine on Cold-stimulated Brown Adipose Tissue Activity

RecruitingNCT06978777

University Hospital, Basel, SwitzerlandBrown Adipose Tissue (BAT) Physiology, Cold Exposure

Start: 2026-01-21End: 2026-12-31Target: 12Updated: 2026-01-23

Oral Caffeine and Spinal-Induced Hypotension

CompletedNCT07076654

Cairo UniversityCaffeine, Spinal Hypotension

Start: 2025-07-12End: 2025-10-02Updated: 2025-12-18

Impact of Chronic and Acute Caffeine Intake on the Hematopoietic System

Not yet recruitingNCT07193264

Jasmin RettkowskiHealthy Adults; Hematopoietic System; Caffeine

Start: 2025-10-31End: 2028-06-30Target: 100Updated: 2025-09-29

Related Papers

Caffeine before cesarean delivery: a novel preventive strategy against spinal hypotension, a double blind placebo-controlled trial.

2026-01-15

Caffeine for intestinal transit after laparoscopic colectomy: randomized clinical trial (CaCo trial)

British journal of surgery2022-08-019 citations

Does caffeine reduce postoperative bowel paralysis after elective laparoscopic colectomy? (CaCo trial): study protocol for a randomized controlled trial

Trials2016-04-0413 citations