Three polio cases were reported in Khairpur district of Sindh on Sunday.
According to details, 10-year-old Abdul Wadood and seven-year-old Kausar from village Allah Wadhayo Burdi were tested positive for polio and are under treatment at Gharhi Mori hospital.
Three-year-old Haibutullah Baloch from village Hajji Allahdad Baloch is also suffering from the disease.
Meanwhile, an anti-polio vaccination campaign will be held in Bahawalpur district from August 19 to 21, District Health Officer Dr Saeed Asghar said on Sunday.
He said about 555,000 children below the age of five years will be administered polio drops and 1,284 teams had been formed for the purpose.