No evidence of clinical efficacy of famotidine for the treatment of COVID-19: a systematic review and meta-analysis.

Address: Division of Infectious Diseases, Department of Medicine, King Edward Medical University, Nila Gumbad Chowk, Neela Gumbad, Lahore, Punjab 54000, Pakistan. Electronic address: [email protected].; Clinical Research Development Unit, Alborz University of Medical Sciences, Karaj, Iran; Student Research Committee, School of Medicine, Alborz University of Medical Sciences, Karaj, Iran.; School of Medicine, Shahid Beheshti University of Medical Sciences, Tehran, Iran.; Division of Infectious Diseases, Department of Medicine, King Edward Medical University, Nila Gumbad Chowk, Neela Gumbad, Lahore, Punjab 54000, Pakistan.; Department of Medicine, Ochsner Rush Medical Center, Meridian, MS, United States.; Department of Gastroenterology, Hepatology & Nutrition, University of Texas MD Anderson Cancer Center, Houston, TX, United States.; New York State Department of Health, Albany, NY, United States.; Section of Gastroenterology and Hepatology, Department of Medicine, Baylor College of Medicine, Houston, TX, United States.