My answer to your query is :
1.Hairs on face chin aerola Usg shows multiple cysts Hormonal essays r normal Periods are regular but scanty(for 2 days) :
You have symptoms and signs of PCOD,in this condition ovaries produces excess of androgen hormone (
testosterone) which is primarily a male harmone that is the reason you are developing hairs on face,chin and aereola in the same pattern of a an adult male.
2. Depression Suscidal thoughts Difficulty in concentration :
Answer to this query is complete case taking,history,recording of symptoms and prescribing the most suited Homeoapthic medicine hence consult a Homeopath.
3. Hairfall Dandruff:
for hairfall take diet rich in protein,minerals,green tea,avoid taking excess of non veg esp red meat,take plenty of water.
for dandruff regular scalp oiling and shamppoing is a must,avoid taking stress.
Next Steps
meet a homeoapth for a detailed case history.
Health Tips
follow the instruction which i had given above and do not keep your hair wet for a long time and never comb your hair when it is wet.