Hi..Thanks for your query
You might be suffering from folliculitis
of scalp.It my be of bacterial or fungal origin.
You can use Ketoconazole
2% lotion as shampoo twice weekly.This will held in case your folliculitis is due to fungus, also help in the oiliness and dandruff
For hair loss, it is important to keep your scalp healthy.
You çan have Biotin
tablets for hair Loss.You can share the details of medications used .This will help us guide you better.