Post breast abscess surgery patient has been caught up with a reddish lump just under the skin of right leg below the knee followed by swelling and pain on ankle and reddish area as mentioned. Doctor has diagnosed it as Erythema Nodusum and has given Predinisolone (steroid).     Initially the swelling and pain disappeared post taking the medicine (Predmet 8) daily twice for 3days. But thereafter the swelling and pain re appeared and doctor has prescribed Predmet 4 for another 2 days for twice daily. However the situation has worsen & the swelling and pain re occurred. Kindly advise with your expert opinion.