According to the theory of Traditional medicine, the patient will suffer damage to Qi and Fluid in the acute phase and lead to damaged Yin and Qi in the post COVID-19 period.~The Shen Cao Gan Jiang Tang has the effect of enhance the Protective Qi, generating Fluid, is applied to treat the mild and moderate COVID-19 in the acute phase in some hospitals in Ho Chi Minh City, Viet Nam. The hypothesis is that with the use of the Shen Cao Gan Jiang Tang, the Qi and Yin will reduce the damage, so that the patient has a better quality of life and fewer post COVID-19 symptoms compared with the standard of care group
The purpose of this study is to see how the acute stage COVID-19 treatments by use of herbal medicine (Shen Cao Gan Jiang Tang) affect quality of life and symptoms at 3 months after hospital discharge.