Take that medicine as you mentioned above for 5 day only and Multivitamin , Zinc, And
Vitamin C should be continue for 14 day and Tab Calpol 500 mg as Fever and body pain come .
For SPO2 you should do some breath exercise and with rest on prone position .
Next Steps
after that period of 2 weak if you have any symptom then take advice from Dr and go for other test as symptom.
Health Tips
take plenty of fluids
take stern inhalation
keep positive attitude
do breath holding exercise