फेनफरमाइन बादि बिगुवानाइड आरो मेताफरमाइन मुलैफोरा खाजा आरो मुलै खुंथायजों जुथाय हादराव होबथाजाबाय।
Biguanides like phenformine and metaformine drugs have been prohibited in the United States by Food and Drug Administration.