Studying the effecf of oral minoxidil on androgenetic hair loss

INTERVENTION: Intervention 1: Intervention group: 2.5 mg minoxidil tablets, once daily and gradually increasing the dose to twice daily for si Xmonths orally. Intervention 2: Control group: 5% minoxidil solution once a day for si Xmonths topically. CONDITION: Androgenetic alopecia. ; Androgenic alopecia, unspecified L64.9 PRIMARY OUTCOME: Total hair density, hair thickness,and the total number of vellus and terminal hairs. Timepoint: before the start of the study and 1, 2, 3 ,6 months after the start of the study. Method of measurement: Using digital video trichoscope and photography. SECONDARY OUTCOME: Total hair density per centimeter square, hair thickness, number of hairs per follicular unit and patient's quality of life based on DLQI. Timepoint: 1, 2, 3 ,6 months after the initiation of the study. Method of measurement: Using a digital video trichoscope. INCLUSION CRITERIA: Age above 18 years AGA patients based on clinical examination and trichoscopy Male gender Patients with grade3 to 5 according to Hamilton's classification for male pattern hair loss