(1) Immunodeficiency disease, or those who have used immunosuppressive agents or glucocorticoids within the past 3 months, (2) Preparing pregnant, pregnant and lactating women, (3) Patients with allergies (referring to allergies to two or more medicines, foods or known ingredients in this study), (4) Patients with mental illness, or have no cognitive ability, (5) Patients with an estimated survival time of less than 48 hours from the start of screening, (6) Those who have been intubated or mechanically ventilated at the time of screening, (7) Obvious symptoms of heart, liver, kidney or various other systems, ALT, AST exceed 1.5 times the upper limit of normal value, (8) Believed to be not suitable to participate in clinical trials by investigator.

(1) Immunodeficiency disease, or those who have used immunosuppressive agents or glucocorticoids within the past 3 months, (2) Preparing pregnant, pregnant and lactating women, (3) Patients with allergies (referring to allergies to two or more medicines, foods or known ingredients in this study), (4) Patients with mental illness, or have no cognitive ability, (5) Patients with an estimated survival time of less than 48 hours from the start of screening, (6) Those who have been intubated or mechanically ventilated at the time of screening, (7) Obvious symptoms of heart, liver, kidney or various other systems, ALT, AST exceed 1.5 times the upper limit of normal value, (8) Believed to be not suitable to participate in clinical trials by investigator.