Propranolol is drug of choice for -

Ans. A. Ulcerated infantile hemangiomaRef: <a href=" hemangiomas (IHs) are the most common benign pediatric soft-tissue tumors.</li>Ulceration--the most frequent complication of IH--tends to heal poorly and is associated with pain, bleeding, infection, and scarring.Mainstay treatment modalities include propranolol (b-blocker) and coicosteroids, whose effectiveness is countered by a need for long-term medication and risk of systemic adverse effects and ulcer recurrence.