<prompt> An infant of 5 months presents with sudden dropping of head and flexion of arms. On examination, infant has hypopigmented macule on trunk. What is the drug of choice for this conditionVigabatrinSodium ValproateEthosuccimideACTH  <response>: Sudden dropping of head and flexion of arms Salam spellsIt is seen in west syndrome.Hypopigmented macules on trunk Tuberous sclerosisDrug of choice:a West syndrome ACTHb West syndrome Tuberous Sclerosis Vigabatrin 