You are suffering from health anxiety since 3-4 months, it can be because of COVID I suppose.
Regarding COVID, you can be safe by following 3 measures, mask,frequent hand washing and social distancing.
If it is other than that, you can specify and contact me through Practo by searching my profile.
Next Steps
You are taking homoeopathic medicines since 2 months, there should be at least some relief.consult your physician regarding the same.
Health Tips
Try meditation, yoga. You must be a student, try to engage yourself in studies.
Talk to your family or any other who is trustworthy.