You are suffering from hormonal changes causing Androgenetic alopecia causing hair fall. It's completely stoppable even regrowth of hair is possible with certain medications without any side effects. Treatment depends on the grade of hair loss. So, it's a must for diagnosing which grade, you are in for an effective treatment. Please  send photos of your head, by direct online consultation for accurate diagnosis and proper treatment.

First stop worrying about hairfall. Try to follow the advice of the dermatologist . Get confirmation that you are suffering from androgentic alopecia. So many other causes, triggers ,stress, undernourishment, dandruff etcc could cause hairfall. Get evaluated properly. Use tab Follihair daily till then