Hair loss from the hairline or crown can occur due to many reasons, more commonly due to hormonal effect, nutrition and lifestyle imbalance. The exact reason can be found out by taking detailed history and hair analysis . Accordingly, anti hairloss medicines, hair specific multivitamins, lotions and gels are prescribed. Many non surgical external treatments are available that show good results. These are mesoporation with hair peptides, stemcell, dermaroller, PRP etc. that are prescribed according to diagnosis. You can expect results in 6 to 8 months with a combination of these treatments.