According to your sign and symptom you are suffering from some infection like fever for 5 day due to acute Viral infection.
As you know that best treatment depend on the correct diagnosis and correct diagnosis depend on the complete history of the patient so please take consultation from a doctor and give complete history of the patient so that correct diagnosis will be make and then best treatment will be start
Next Steps
Nothing to be serious .
ESR increase indicate that your cousin have some infection so he should take treatment as follow as
Cap Pantop d 1 time per day for 3 days before food.
Tab Paracitamol 500 mg 2 time per day for 3 days after food for fever .
Tab Taxim 200 mg 2 time per day for 3 days after food.
Cap Vizylac 1 time per day for 3 days after food.
Cap Multivitamin A to Z Gold 2 time per day for 3 days after food for strength and immunity.
Health Tips
Please follow good life style as take plenty of fluids and take less spicy and fatty food and keep positive attitude to fight any problem of your life.