Thanks for your query.
General measures to take- improve your diet with leafy vegetables, fresh fruits, plenty of water, sprouts, pulses, high protein diet, avoid items with high sugar content like sweets & chocolates, less of Chinese foods, less of pizza & burgers, more of milk & ghee, dry fruits. Good sleep also has an important role to play.
After proper diagnosis one can start with topical preparations like Minoxidil
2%-5% applied twice daily on scalp along with tab biotin one daily other hormonal
medicines are also available if needed. If baldness
sets in, then one can go for hair transplantation
You please consult any good dermatologist
, investigations to be done and drugs to be taken according to his advice.