Pill Identification by Imprints: WPI 1000 Home Pill Identification by Imprints: WPI 1000 2 results METFORMIN HCL ER 1,000 MG TAB Side 1: WPI 1000 Color: White Side 2: Shape: Round METFORMIN HCL ER 1,000 MG TAB Side 1: WPI 1000 Color: White Side 2: Shape: Round Other Popular Drug Imprint 54 315 L977 RE 76 WATSON 528 ALTACE 982 or 983 SLX 102 AN 522 AZ221 44-466 740 N 204 54 751 H119 LANOXIN F3F E 11 CTI 142 Lilly 3233 SUPPORT 500 Rifampin 300 35 78 AA 13 93 9133 T53 V 23 F6 TL519 logo and 4806 120 mg N 100 TL 115 54 931 PX 3 Z10 APO 018 TL 217 18 ID M 81 44 628