A Study Of Prazosin On Human Pyloric Contractility And Tone

Overview

About this study

The purpose of this study is to assess the effect of intra-duodenal 0.1N HCl on distal antral motility and pyloric phasic and tonic pressure activity in healthy human participants.

Participation eligibility

Participant eligibility includes age, gender, type and stage of disease, and previous treatments or health concerns. Guidelines differ from study to study, and identify who can or cannot participate. There is no guarantee that every individual who qualifies and wants to participate in a trial will be enrolled. Contact the study team to discuss study eligibility and potential participation.

Inclusion Criteria:

  • Adults (18-75 years) who have BMI >18 kg/m2

  • Able to reside within 50 miles of Mayo Clinic for the duration of the study

  • Not currently on treatment (exceptions below) for cardiac, pulmonary, GI, hepatic, renal, hematological, neurological, or endocrine disorders

Exclusion Criteria:

  • Abdominal surgery (EXCEPTappendectomy, Caesarian section, tubal ligation, cholecystectomy)

Note: Other protocol defined Inclusion/Exclusion Criteria may apply.

Eligibility last updated 05/12/2026. Questions regarding updates should be directed to the study team contact.

Participating Mayo Clinic locations

Study statuses change often. Please contact the study team for the most up-to-date information regarding possible participation.

Mayo Clinic Location Status Contact

Rochester, Minn.

Mayo Clinic principal investigator

Michael Camilleri, M.D., D.Sc.

Contact us for the latest status

Contact information:

Deborah Eckert

5075385860

eckert.deborah@mayo.edu

More information

Publications

Publications are currently not available
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CLS-20603558

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