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 logo and 12 46 K75 WW1 PA 500 300 36 01 TO 60 M 93 E225 RDY 343 CL63 GIL 304 TARO CZ ER 300 MP 542 54 107 N 83 A 42 RX 773 742 325 MVC 300 ANI ELP 20 L069 GAS-X USL 8 54 452 RE 23 K 2 logo and 2407 E8 C 22 SG 109 93 753 MYLAN 2537 L416 logo and 152 V265 logo and 804