What Can I Do About Hair Fall For 8 Months Despite 3 PRP Sessions With Follihair, Minoxidil, And Keto AZ Shampoo?

Hi sir, I m 23 I have a problem both hair fall and hair loss .since, from 8 months.i had started to take prp from 3months back,and I have already completes 3 sessions .but hair falling is not controlled.along with prp doctor will also giving follihair tablets, minoxidil and keto AZ shampoo. What can I do sir...how many prp is required?