A 60-year-old woman was arrested with 36 grams of heroin on Tuesday in Delhi, police said.
The accused has been identified as Anisha Ali, a resident of JJ Camp Tigri, they said.
According to police, the woman used to sell drugs. Cash worth Rs 6,130, earned from the sale of smack, was recovered from her.
A case has been registered against Ali and she will be produced before court on Wednesday, a senior police officer said.
The woman has five sons. All her sons have criminal records and are drug addicts, the police said.