Police have detained 64 people, including a constable, in separate anti-narcotics drives conducted in two districts.
The drives were conducted on Saturday.
Law enforcement agencies have been conducting the anti-drug operations across Bangladesh since early May.
These drives are part of the campaign against drug dealers and users.
In Naogaon, police detained 63 people during a daylong drive in 11 upazilas of the district.
The detainees are accused in drug related cases, Superintendent of Police Iqbal Hossain said.
He said 100 litres of liquor, 1200kg of ingredients that are used to produce liquor, 46 grams of heroin, 850 grams of marijuana, 197 pieces of yaba pills, 14 bottles of phensedyl, and 10 ampoules were also recovered during the drives.
In Mymensingh, the Detective Branch (DB) of Police detained a constable for his alleged involvement with yaba trade.
District DB Officer-in-Charge Md Asiqur Rahman said they had earlier detained police informer Abdul Motaleb with 12,000 yaba pills—from a house in Uttara dam area on Friday.
Based on the information provided by Motaleb, police detained Constable Al Amin.