1. any situation where the programme cannot be carried out safely; 2. patients who have used interferon or remedesivir; 3. no clinical manifestations and chest imaging findings 4. known allergy or hypersensitivity to interferon (including asthma); 5. disabled in patients with uncontrolled autoimmune diseases; 6. patients with severe heart disease, decompensated liver disease, renal insufficiency (crcl \<50ml / min), and those with abnormal bone marrow function are prohibited; 7. epilepsy and impaired central nervous system function; 8. pregnancy: positive pregnancy test for women of childbearing age; 9. breastfeeding women have not stopped breastfeeding; 10. the patient may be transferred to a non-participating hospital within 72 hours.

1. any situation where the programme cannot be carried out safely; 2. patients who have used interferon or remedesivir; 3. no clinical manifestations and chest imaging findings 4. known allergy or hypersensitivity to interferon (including asthma); 5. disabled in patients with uncontrolled autoimmune diseases; 6. patients with severe heart disease, decompensated liver disease, renal insufficiency (crcl \<50ml / min), and those with abnormal bone marrow function are prohibited; 7. epilepsy and impaired central nervous system function; 8. pregnancy: positive pregnancy test for women of childbearing age; 9. breastfeeding women have not stopped breastfeeding; 10. the patient may be transferred to a non-participating hospital within 72 hours.

any situation where the programme cannot be carried out safely; patients who have used interferon or remedesivir; no clinical manifestations and chest imaging findings known allergy or hypersensitivity to interferon (including asthma); disabled in patients with uncontrolled autoimmune diseases; patients with severe heart disease, decompensated liver disease, renal insufficiency (crcl <50ml / min), and those with abnormal bone marrow function are prohibited; epilepsy and impaired central nervous system function; pregnancy: positive pregnancy test for women of childbearing age; breastfeeding women have not stopped breastfeeding; the patient may be transferred to a non-participating hospital within 72 hours.

any situation where the programme cannot be carried out safely; patients who have used interferon or remedesivir; no clinical manifestations and chest imaging findings known allergy or hypersensitivity to interferon (including asthma); disabled in patients with uncontrolled autoimmune diseases; patients with severe heart disease, decompensated liver disease, renal insufficiency (crcl <50ml / min), and those with abnormal bone marrow function are prohibited; epilepsy and impaired central nervous system function; pregnancy: positive pregnancy test for women of childbearing age; breastfeeding women have not stopped breastfeeding; the patient may be transferred to a non-participating hospital within 72 hours.

1. any situation where the programme cannot be carried out safely; 2. patients who have used interferon or remedesivir; 3. no clinical manifestations and chest imaging findings 4. known allergy or hypersensitivity to interferon (including asthma); 5. disabled in patients with uncontrolled autoimmune diseases; 6. patients with severe heart disease, decompensated liver disease, renal insufficiency (crcl <50ml / min), and those with abnormal bone marrow function are prohibited; 7. epilepsy and impaired central nervous system function; 8. pregnancy: positive pregnancy test for women of childbearing age; 9. breastfeeding women have not stopped breastfeeding; 10. the patient may be transferred to a non-participating hospital within 72 hours.

1. any situation where the programme cannot be carried out safely; 2. patients who have used interferon or remedesivir; 3. no clinical manifestations and chest imaging findings 4. known allergy or hypersensitivity to interferon (including asthma); 5. disabled in patients with uncontrolled autoimmune diseases; 6. patients with severe heart disease, decompensated liver disease, renal insufficiency (crcl <50ml / min), and those with abnormal bone marrow function are prohibited; 7. epilepsy and impaired central nervous system function; 8. pregnancy: positive pregnancy test for women of childbearing age; 9. breastfeeding women have not stopped breastfeeding; 10. the patient may be transferred to a non-participating hospital within 72 hours.