Tolerability of Metoprolol-Succinate-ER and Carvedilol in COPD

Conditions:   Pulmonary Disease, Chronic Obstructive;   Asthma;   Adverse Effect of Beta-adrenoreceptor Antagonists Interventions:   Drug: Metoprolol succinate ER;   Drug: Carvedilol Sponsors:   VA Greater Los Angeles Healthcare System;   AstraZeneca Completed
Source: ClinicalTrials.gov - Category: Research Source Type: clinical trials