I am 24 years old and feel a dull pain near my heart. other symptoms include chest rash and underneath skin itching .its been 3 weeks now. the heart pain comes and goes daily. what should i do?

See doc: See your cardiologist first for evaluation because heart problem more important than skin. See dermatologist after heart problem has been fully evaluated.

Chest- skin rash: Dully painful chest rash - itchy sometimes and painful sometimes , need to be seen by a doctor . Without being examined not good to trt. Common conditions could be related to drug, eczema(painful if infected mildly), local skin infection , psoriatic patch etc. But conditions like erythema nodosum which can happen in some conditions like ac. And chr . Infect.And non inf. Condns like sarcoidosis +.