IRCT20081011001323N25 IRCT 2020-05-17 Yasouj University of Medical Sciences Efficacy of extract of of Zingiber cinnamomum and zataria multiflora in covid-19 disease Comparison Efficacy of extract plants of Zingiber , cinnamon , zataria multiflora with standard protocol in treatment and clinical improvement of patients with moderate to severe symptoms of covid-19 2020-05-21 anticipated 80 Complete https://irct.ir/trial/47935 interventional Randomization: Randomized, Blinding: Not blinded, Placebo: Not used, Assignment: Parallel, Purpose: Treatment, Randomization description: Patients are allocated randomly with simple random allocation method by use of random number table to one of each group (combined herbal extract or standard protocol) and received the intervention of that group. 2-3 COVID-19. Intervention 1: Intervention group: In this group, in addition to the standard daily intervention, a capsule of a combined extract of 3 plants of Zingiber cinnamon and zataria multiflora( 200 mg dried extract of each plant) made by Armagan Salamat Zagros Yasuj Company is consumed for one week every morning after a meal with a glass of water. On days 0,3,7,10,and 14 patients check for temperature, presence and severity of cough,dyspnea,body pain, respiratory rate, blood oxygen saturation(by pulse oximetry)blood pressure ,pulse rate and general condition will be checked and recorded. Also basic serum samples, renal function tests , liver function tests and x-ray or CT Scan will be checked on days 0 and 7 in all patients. Intervention 2: Control group: Routine treatment according to the latest national guideline for the treatment of new corona-virus .On days 0,3,7,10,and 14 patients check for temperature, presence and severity of cough,dyspnea,body pain, respiratory rate, blood oxygen saturation(by pulse oximetry)blood pressure ,pulse rate and general condition will be checked and recorded. Also basic serum samples, renal function tests , liver function tests and x-ray or CT Scan will be checked on days 0 and 7 in all patients. No - There is not a plan to make this available Justification or reason for not sharing IPD is There is no further information.