# Effects of Caffeine on Cerebral Blood Flow

> **NCT05866848** · NA · COMPLETED · sponsor: **Escola Superior de Tecnologia da Saúde de Coimbra** · enrollment: 45 (actual)

## Conditions studied

- Cardiovascular System

## Interventions

- **OTHER:** Placebo
- **OTHER:** Anhydrous caffeine (45mg)
- **OTHER:** Anhydrous caffeine (120mg)

## Key facts

- **NCT ID:** NCT05866848
- **Lead sponsor:** Escola Superior de Tecnologia da Saúde de Coimbra
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2021-05-01
- **Primary completion:** 2021-06-01
- **Final completion:** 2021-06-01
- **Target enrollment:** 45 (ACTUAL)
- **Last updated:** 2023-05-19


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT05866848

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT05866848, "Effects of Caffeine on Cerebral Blood Flow". Retrieved via AI Analytics 2026-06-02 from https://api.ai-analytics.org/clinical/NCT05866848. Licensed CC0.

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*[Clinical trials dataset](/datasets/clinical-trials) · CC0 1.0*