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Open-Labeled Pharmacokinetic and Pharmacodynamic (PK-PD) Studies of Metoprolol ER

NCT02417246 Phase 4 COMPLETED Results posted

Recently, the quality of generic metoprolol extended-release (ER) products has been called into question with reports of inconsistent effects when switching from the brand name product to a generic formulation. Problems with how the body processes these drugs could have serious and widespread consequences given the high frequency of metoprolol ER use in the management of various cardiovascular disorders, including high blood pressure, coronary heart disease, heart failure, and cardiac arrhythmias. Investigators hypothesize that both product- and subject-specific factors lead to variability in the way the body breaks down the drug (pharmacokinetics) and clinical response to generic versus name brand metoprolol ER formulations. Investigators will study the brand name and generic metoprolol ER formulations in subjects with high blood pressure to compare the pharmacokinetics and cardiovascular responses among equivalent labeled doses of each product (brand name and two approved generics). The study objective is to provide information on how the body breaks down generic and brand name metoprolol ER products (pharmacokinetics) and how the body responds to generic and brand name metoprolol ER products (pharmacodynamics) to better understand if generic metoprolol ER products are as good as the brand name product.

Details

Lead sponsorUniversity of Florida
PhasePhase 4
StatusCOMPLETED
Enrolment61
Start date2015-08
Completion2018-06-06

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Interventions

Primary outcomes

Countries

United States