The Effect of Liquorice on Plasma Potassium

April 6, 2010 updated by: University of Oulu

Lakritsin Vaikutus Kaliumpitoisuuteen

The hypothesis is that liquorice lowers plasma potassium. This study aims to elucidate the dose-response of this effect with two doses of liquorice (66 grams or 102 grams) per day for two weeks.

Study Overview

Status

Terminated

Conditions

Intervention / Treatment

Study Type

Interventional

Enrollment (Actual)

9

Phase

  • Not Applicable

Contacts and Locations

This section provides the contact details for those conducting the study, and information on where this study is being conducted.

Study Locations

  • Finland
      • Oulu, Finland, 90220
        • Oulu University Hospital

Participation Criteria

Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.

Eligibility Criteria

Ages Eligible for Study

18 years to 40 years (Adult)

Accepts Healthy Volunteers

No

Genders Eligible for Study

All

Description

Inclusion Criteria:

  • healthy volunteers
  • age 18-40

Exclusion Criteria:

  • any continuous medication
  • hypertension or hypotension
  • allergy to liquorice
  • pregnancy or lactation
  • difficult venipuncture
  • drug or alcohol abuse
  • participation in pharmaceutical trial

Study Plan

This section provides details of the study plan, including how the study is designed and what the study is measuring.

How is the study designed?

Design Details

  • Allocation: Randomized
  • Interventional Model: Parallel Assignment
  • Masking: None (Open Label)

Arms and Interventions

Participant Group / Arm
Intervention / Treatment
Active Comparator: Liquorice 66 g/day
Liquorice given 66 grams per day for two weeks
Other: Liquorice 66 g/day
Liquorice 66 g/day for two weeks
Other Names:
  • Pepe Original liquorice
Active Comparator: Liquorice 102 g/day
Liquorice given 102 grams per day for two weeks
Other: Liquorice 102 g/day
Liquorice 102 g/day for two weeks
Other Names:
  • Pepe Original liquorice

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Time Frame
Change in plasma potassium
Time Frame: 1 week, 2 weeks
1 week, 2 weeks

Collaborators and Investigators

This is where you will find people and organizations involved with this study.

Sponsor

University of Oulu

Investigators

  • Principal Investigator: Janne Hukkanen, MD, PhD, Oulu University Hospital, Department of Internal Medicine

Study record dates

These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.

Study Major Dates

Study Start

June 1, 2009

Primary Completion (Actual)

March 1, 2010

Study Completion (Actual)

March 1, 2010

Study Registration Dates

First Submitted

June 22, 2009

First Submitted That Met QC Criteria

June 23, 2009

First Posted (Estimate)

June 24, 2009

Study Record Updates

Last Update Posted (Estimate)

April 7, 2010

Last Update Submitted That Met QC Criteria

April 6, 2010

Last Verified

April 1, 2010

More Information

Terms related to this study

Keywords

Other Study ID Numbers

  • Lakritsi-2

This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.

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