Two people were also arrested in this connection while they tried to flee.
Security forces on Sunday shot down a six-wing drone in Punjab's Amritsar near the India-Pakistan International border and seized 5 kilograms of heroin, officials said.
Two people were also arrested in this connection while they tried to flee, they said.
According to Punjab Police, at around 4 am, a joint patrolling party of the Border Security Force (BSF) and Amritsar Police heard the humming sound of a drone and shot it down at the Lopoke area in Kakkar village, and seized 5 kg of heroin.
"In a major breakthrough, Amritsar Police, in a joint operation with BSF, have recovered a 6-wing drone after firing and bringing it down and seized 5 Kg Heroine from village Kakkar, which is 2 Km from the International border with Pakistan," the Punjab DGP said in a tweet.
The DGP said that the drone parts were manufactured in US and China.
"2 persons were arrested with a total of 12 rounds fired from AK-47. The drone found is assembled, with parts manufactured in USA and China," he added.
Earlier on January 19, two persons were arrested after a drone was caught at the Indo-Pak border in Rajasthan's Sri Ganganagar. BSF seized around 6.150 Kg of Heroin, while 3 other persons managed to abscond.
According to the police, till now all the smugglers caught in smuggling are from Punjab.
In a similar incident from Rajasthan's Sri Ganganagar, 2 were held for smuggling heroin to India from Pakistan through a drone. the incident took place on January 15.
Drones from the Pakistan side smuggle drugs and ammunition in India.
In another incident, the Border Security Force (BSF) seized four Chinese-made pistols among a consignment of weapons dropped by a Pakistani drone in Punjab's Gurdaspur district on Wednesday.
The consignment which included 4 Chinese-made pistols, eight magazines and 47 live rounds was recovered from Uncha Takala village in Gurdaspur on the intervening night of Tuesday and Wednesday.
(Except for the headline, this story has not been edited by NDTV staff and is published from a syndicated feed.)