CAFFEINE
Clinical trials for CAFFEINE explained in plain language.
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Caffeine under the tongue: a quick fix for Post-Anesthesia agitation in seniors?
Symptom relief Recruiting nowThis study tests whether giving a small caffeine tablet under the tongue can help elderly patients (65 and older) wake up faster and feel less confused or agitated after general anesthesia for eye surgery. Researchers will measure how quickly patients open their eyes and how calm…
Matched conditions: CAFFEINE
Phase: NA • Sponsor: Cairo University • Aim: Symptom relief
Last updated May 26, 2026 04:07 UTC
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Smart caffeine: personalized dosing beats standard for Sleep-Deprived performance
Symptom relief Recruiting nowThis study tests whether a personalized caffeine schedule helps people stay alert and think clearly during 62 hours of total sleep deprivation better than the usual caffeine recommendations. 180 healthy adults aged 18-39 will wear activity monitors and complete reaction time test…
Matched conditions: CAFFEINE
Phase: NA • Sponsor: University of Arizona • Aim: Symptom relief
Last updated May 26, 2026 03:56 UTC
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Caffeine study: your morning coffee under the microscope
Knowledge-focused Recruiting nowThis study looks at how caffeinated drinks affect how people feel and their body's responses. It involves 150 healthy adults who already drink caffeine regularly. Participants will try different caffeinated beverages and report their feelings using simple rating scales, while als…
Matched conditions: CAFFEINE
Phase: NA • Sponsor: GUAYAKI SUSTAINABLE RAINFOREST PRODUCTS, INC. • Aim: Knowledge-focused
Last updated May 26, 2026 04:00 UTC
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Caffeine kick showdown: study reveals how your morning brew really affects you
Knowledge-focused Recruiting nowThis study looks at how different caffeinated drinks change your mood and body functions. Researchers will ask 75 healthy adults who already drink caffeine to try a test beverage and rate their feelings. The goal is to understand the effects of various caffeine drinks, not to tre…
Matched conditions: CAFFEINE
Phase: NA • Sponsor: GUAYAKI SUSTAINABLE RAINFOREST PRODUCTS, INC. • Aim: Knowledge-focused
Last updated May 22, 2026 14:04 UTC