Pill Identification by Imprints: E 221 Home Pill Identification by Imprints: E 221 1 result METFORMIN HCL 1,000 MG TABLET Side 1: E 221 Color: White Side 2: Shape: Oval Other Popular Drug Imprint TI MINOXIDIL 2 1/2 BMS 300 MG 8 DCI US 15 L190 L238 M150 325/40 AD Centrix 133 logo and 2416 M PD1 ZANTAC 300 PX 1 54 731 P5 54 943 GG 623 G5 par 727 HMP IN150 MD 562 W 905 TUMS LOTENSIN HCT GG 97 TL 173 167 E 173 FEL 400 HORIZON 205 60 97 KPI 117 MYLAN 347 A-006 2 HP 227 CIS 28 HLP 80