Pill Identification by Imprints: R52 Home Pill Identification by Imprints: R52 2 results POTASSIUM CL ER 10 MEQ CAPSULE Side 1: LU Color: Blue Side 2: R52 Shape: Oblong POTASSIUM CL ER 10 MEQ CAPSULE Side 1: LU Color: Blue Side 2: R52 Shape: Oblong Other Popular Drug Imprint RI n 357 HYD 60 logo and 4443 WELLBUTRIN 75 44-389 626 M L52 ZA47 PA2 26 logo and LANNETT ACN 8 N022 F23 CPC 490 AN 571 GLUCOTROL XL 5 AN 522 logo and 3060 MVC 150 E 707 2531 GG 58 AC356 RX 526 K 29 N 344 GG 141 WATSON 410 SEROQUEL 200 IG271 44 375 570 TL019 PAR 822 Z12 M 146 UPSHER-SMITH 0087 L 1