Effectiveness and safety of Jinshuibao capsules in treatment of residual cardiopulmonary symptoms in convalescent patients of coronavirus disease 2019: a pilot randomized, double-blind, placebo-controlled clinical trial.

Objective:: To evaluate the effectiveness and safety of Jinshuibao capsules (金水宝胶囊), a Traditional Chinese Medicine (TCM), in the treatment of residual cardiopulmonary symptoms in convalescent corona virus disease 2019 (COVID-19) patients.

Methods:: A total of 200 participants with COVID-19 in convalescence phase were randomly assigned into two groups at a 1:1 ratio in this multicenter randomized, double-blind, placebo-controlled trial. One group received Jinshuibao capsules, and the other received placebo.