A lab worker weighs a sample by using a balance machine at the DGDA lab in Dhaka’s Mohakhali on Sunday, Dec 27, 2020. Photo: Asif Mahmud OveA lab worker checks how much the ingredients of a tablet dissolves in the blood at the DGDA lab in Dhaka’s Mohakhali on Sunday, Dec 27, 2020. Photo: Asif Mahmud OveA lab worker checks how much time a tablet needs to break inside the human body at the DGDA lab in Dhaka’s Mohakhali on Sunday, Dec 27, 2020. Photo: Asif Mahmud OveA lab worker prepares sample for testing at the DGDA lab in Dhaka’s Mohakhali on Sunday, Dec 27, 2020. Photo: Asif Mahmud OveA lab worker is measuring the level of acid in a medicine at the DGDA lab in Dhaka’s Mohakhali on Sunday, Dec 27, 2020. Photo: Asif Mahmud OveHealth Minister Zahid Maleque speaking to reporters after visiting the DGDA lab in Dhaka’s Mohakhali on Sunday, Dec 27, 2020. Photo: Asif Mahmud OveHealth Minister Zahid Maleque visited on Sunday, Dec 27, 2020 the DGDA lab set up for testing medicines and vaccines in Dhaka’s Mohakhali. Photo: Asif Mahmud OveA lab worker measures and identifies samples of medicines at the DGDA lab in Dhaka’s Mohakhali on Sunday, Dec 27, 2020. Photo: Asif Mahmud OveHealth Minister Zahid Maleque speaking to reporters after visiting the DGDA lab in Dhaka’s Mohakhali on Sunday, Dec 27, 2020. Photo: Asif Mahmud OveHealth Minister Zahid Maleque visited on Sunday, Dec 27, 2020 the DGDA lab set up for testing medicines and vaccines in Dhaka’s Mohakhali. Photo: Asif Mahmud OveHealth Minister Zahid Maleque visited on Sunday, Dec 27, 2020 the DGDA lab set up for testing medicines and vaccines in Dhaka’s Mohakhali. Photo: Asif Mahmud Ove