How to treat heavy nodular acne and dark spots on face and back for a 29-year-old male? - #55271

I am a male 29 age, i have heavy nodular acne on face and back of body from past 3 months due to these acne i got severe pih,dark spots all over the face and back of body.I have no other health issues,no smoking,no alcohol,no outside food,no junk food. Up on research i found, i need to take mahamanjista kwath(15ml), kaisore guggul(2 tabs) , gandhaka rasayana(1 tab), arogya vardhini (1 tab), for 45 days and aswagandha churnam (with milk,a2 cow ghee,honey), chyvanprash (with milk) and for external face kunkumadi tailam, nalpamaradi tailam for body. Do you suggest others or any suggestions??