Pill Identification by Imprints: Q21 Home Pill Identification by Imprints: Q21 3 results METFORMIN HCL ER 500 MG OSM-TB Side 1: Q21 Color: White Side 2: LU Shape: Oval METFORMIN HCL ER 500 MG OSM-TB Side 1: Q21 Color: White Side 2: LU Shape: Oval METFORMIN HCL ER 500 MG OSM-TB Side 1: Q21 Color: White Side 2: LU Shape: Oval Other Popular Drug Imprint CLR 50 397 M 2 103 cor 239 EM1 FOSTEUM PLUS O5 SZ442 CL 42 G1 L355 ML 63 BMS 250 mg T546 MP 973 4008 3126 Estradiol 0.06 mg/day (Once Weekly) 66 498 LEMMON WATSON 3203 L77 M A15 M 200 E 101 LK 50 3 7 Alavert ZF 24 Andrx 696 714 M B1 KU 260 K 70 AA1 Animi 3 CREON 1203 MYLAN 3422