The Mumbai high court has ordered a stay against the purchase of 2,000 lakh doses of oral polio vaccine (OPV) by the department of health and family welfare (DoFW) from Delhi-based Radicura and central government undertaking, Bibcol. The injunction, granted till August 19, follows a request to the effect by government of Maharashtra undertaking Haffkine BioPharmaceutical Corporation Ltd (HBPCL).