Security forces have seized 1037 metric tons of drugs in the countrywide operation against narcotics since September last.During the ongoing operation, 1538 drug dealers have also been arrested.According to details, 4,847 kg of drugs were recovered from Balochistan, 83 kg from Khyber Pakhtunkhwa, 161 kg from Gilgit-Baltistan, 56 kg from Punjab and 38 kg from Sindh during this month.All relevant institutions are determined to continue their operations till complete elimination of the menace of drugs from the countrySource: Radio Pakistan