hello dear
thanks for your query at HCM
you seem to suffering from viral infection in which you will have headache, body ache,
restlessness, tiredness,
low grade fever,
stomach upset, and
sore throat.
there is no specific treatment for viral infection.
1 take plenty of water that your already doing
2 take tab paracetamol 500 mg thrice daily
3 take tab sianrest relieve cold symptoms and headache
if not relived with this medication consult physician and get investigation and medication according to reports
regards