- CompletedNot Applicable
The effect of regular caffeine consumption and caffeine withdrawal on the desire for caffeinated drinks
Researchers at the University of Sussex are studying why people crave coffee. They want to find out whether we drink it to avoid feeling tired and grumpy, or because our brains learn to crave the boost. The study compares low and regular coffee drinkers using a caffeinated herbal tea.
For: Habitual coffee consumptionUnited Kingdom · England - Not yet recruitingPHASE2
Caffeine for Infants Born at 28 to 34 Weeks Receiving Respiratory Support
This study looks at whether caffeine can help premature babies (born between 28 and 34 weeks) who need help breathing. It aims to see if a larger study is possible and if caffeine helps these babies leave the hospital sooner. Babies receive daily caffeine or a dummy medicine while needing breathing support.
For: Preterm Birth · Caffeine · Neonatal OutcomesCanada - Enrolling by invitationEARLY_PHASE1
Effects of Caffeine Ingestion on Morning Cognitive and Muscle Repeated Sprint Performance in Males
This study looks at how caffeine affects morning exercise and thinking skills in men. Morning performance is often lower, and researchers want to see if caffeine can help. Participants will either take caffeine, a dummy pill, or no pill.
For: Caffeine · Placebo - Control · No PillUnited Kingdom - RecruitingPHASE1
An Early-Stage Study in Multiple Clinics of How Afimkibart May Affect the Body's Processing of Medicines That Rely on Cytochrome P450 Enzymes in Participants With Ulcerative Colitis
This study is looking at how a new medicine, Afimkibart, affects how your body processes other common medicines in people with active ulcerative colitis. We want to see if it changes how your body uses them.
For: Active Ulcerative ColitisUnited States · Belgium · Germany