The son of a retired assistant commissioner of police was arrested allegedly with 436 LSD blots and 300 grams of marijuana in Goregaon in Mumbai, a Narcotics Control Bureau official said on Tuesday.

Shreyas Kenjale was held on a tip off from Nagri Niwara in Goregaon East on Monday night, he said. "Raids based on the interrogation of the accused is underway on Tuesday as well.