Its good that you have come out with your problems.
You were taken to a doctor and was started on some medication. You stopped them on your own, which is not good. You should have consulted with the doctor before stopping them. Any way, you must inform your parents regarding this.
does not play any role in hair growth or greying.
You seem to be stressed, which is a risk factor for greying of hair. So avoid getting tense. Stay cool and composite. Antioxidants
may be of some health in delaying the greying of hair.
Dr. Ajit Singh
MD - Skin & VD