You need to visit the hospital and get a CT scan done and treatment started
Detailed Answer:
Hello Mr XXXXXXX
Welcome to Ask A Doctor service.
Based on your symptoms, you seem to be having moderate to severe degree of COVID disease.
You need to get a HRCT scan of chest done urgently and treatment should be initiated ASAP.
I urge you to visit your hospital and proceed with treatment as suggested.
I hope you recovery soon.
Best wishes
Yes, you should go to the ER.
Detailed Answer:
Apologies for the delay in responding due to time zone differences.
Yes, you should go to ER and get the treatment.
Wish you speedy recovery