Basic care instructions from a doctor 🙏

Betadine or salt water

gargles and steam inhalation ( 2-3 times a day)
Zinc 50mg+ limcee ( vit c) --- twice Daily
vit becomplex -- once Daily
vit D3 60000 IU ( weekly once after meal)

These would improve the immunity and would help body to fight better with the virus

Symptomatic treatment like cough syrup or paracetamol could be Given...

And have plenty of fluids ( 10-12 glasses per day ) and fruits ...
avoid packaged , High salt content food...

Apart from that , it's very crucial to keep a tab on symptoms and oxygen saturation especially if your parents have comorbidities
If symptoms worsen or spo2 falls below 90 - immediately consult the doctor.

Credit- a doctor friend

Best wishes 😊👍🏻