Long-term efficacy and impact on rehospitalization of Qishen granules in patients with hypertension and heart failure with reduced ejection fraction: a multicenter, randomized, double-blind, placebo-controlled trial protocol
Heart failure with reduced ejection fraction (HFrEF) represents a severe manifestation or terminal stage of various cardiac diseases. Long-term hypertension frequently leads to pathological changes such as ventricular remodeling, resulting in HFrEF. Despite continuous advancements in medications targeting hypertens...