Metformin shortage extends

Metformin shortage substitution warning period extended to the end of the year  The Therapeutic Goods Administration (TGA) has extended its Serious Shortage Substitution Notice for metformin modified-release 500 mg tablets until 31 December 2020. The notice specifies substitutions that pharmacists may make for patients with a prescription for metformin modified-release 500 mg. It allows metformin