Pill Identification by Imprints: R51 Home Pill Identification by Imprints: R51 2 results POTASSIUM CL ER 8 MEQ CAPSULE Side 1: LU Color: White Side 2: R51 Shape: Oblong POTASSIUM CL ER 8 MEQ CAPSULE Side 1: LU Color: White Side 2: R51 Shape: Oblong Other Popular Drug Imprint EP 121 V201 4187 M MC1 LV BCL 50 N2 PREMPRO 0.625/5 B853 L467 54 411 PD 530 G 127 N011 0200 54 127 831 1 Andrx 697 BVF 180 A03 WAR 2 1/2 ZC 68 89 CREON 1203 logo and 3116 44-329 CMZ 200 U23 MP 441 CP 25 3571 V MOD 100 EXH 8 TL 707 TI 01 Z 4235 PLIVA 471 M54 337 HP 195