Now Available: Final Rule for FDAAA 801 and NIH Policy on Clinical Trial Reporting

Impact of Energy Drinks on Cardiovascular Endpoints

This study has been terminated.
(Unable to recruit enough subjects)
Information provided by (Responsible Party):
Sachin Shah, David Grant U.S. Air Force Medical Center Identifier:
First received: April 4, 2011
Last updated: February 2, 2016
Last verified: February 2016

Objective: To assess the cardiac effects of a an energy drink on blood pressure and heart rhythm in healthy subjects.

Study design: Double blind, placebo controlled, cross-over

Study population: Healthy human volunteers (active-duty) between age 18 to 40 years with no other medical conditions.

Intervention: 5 Hour Energy or Placebo

Primary outcome: Change in office systolic blood pressure

Condition Intervention
Healthy Volunteers
Dietary Supplement: 5 Hour Energy
Drug: Placebo

Study Type: Interventional
Study Design: Allocation: Randomized
Endpoint Classification: Safety Study
Intervention Model: Crossover Assignment
Masking: Double Blind (Subject, Caregiver, Investigator, Outcomes Assessor)
Official Title: Evaluation of 5-Hour ENERGY® Drink on the Blood Pressure and Electrocardiographic Parameters on Young Healthy Volunteers: A Randomized, Double Blind, Crossover, Placebo-controlled Trial

Further study details as provided by David Grant U.S. Air Force Medical Center:

Primary Outcome Measures:
  • Change in office systolic blood pressure [ Time Frame: At baseline and 7 days post energy drink and placebo consumption ] [ Designated as safety issue: Yes ]

Secondary Outcome Measures:
  • Office diastolic blood pressure, ambulatory blood pressure and electrocardiographic changes [ Time Frame: At baseline and 7 days post energy drink and placebo consumption ] [ Designated as safety issue: Yes ]

Enrollment: 29
Study Start Date: April 2011
Study Completion Date: July 2013
Primary Completion Date: July 2013 (Final data collection date for primary outcome measure)
Arms Assigned Interventions
Experimental: 5 Hour Energy Dietary Supplement: 5 Hour Energy
5 Hour Energy, 2oz twice daily for 7 days
Placebo Comparator: Placebo Drug: Placebo
Water, lime juice and cherry flavoring


Ages Eligible for Study:   18 Years to 40 Years   (Adult)
Genders Eligible for Study:   Both
Accepts Healthy Volunteers:   Yes

Inclusion Criteria:

  • Healthy volunteers (active-duty) between ages 18-40 years

Exclusion Criteria:

  • No other co-morbid conditions
  • No active prescription or OTC drug use
  • Not pregnant or planning to become pregnant during study participation
  Contacts and Locations
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Please refer to this study by its identifier: NCT01329679

Sponsors and Collaborators
David Grant U.S. Air Force Medical Center
Principal Investigator: Shah Sachin, Pharm.D. David Grant Medical Center
  More Information

Responsible Party: Sachin Shah, Assistant Professor of Pharmacy Practice, David Grant U.S. Air Force Medical Center Identifier: NCT01329679     History of Changes
Other Study ID Numbers: FWH20110111H 
Study First Received: April 4, 2011
Last Updated: February 2, 2016
Health Authority: United States: Federal Government processed this record on December 02, 2016