Pill Identification by Imprints: RG 11 Home Pill Identification by Imprints: RG 11 2 results ALLOPURINOL 300 MG TABLET Side 1: RG 11 Color: Peach Side 2: Shape: Round ALLOPURINOL 300 MG TABLET Side 1: RG 11 Color: Peach Side 2: Shape: Round Other Popular Drug Imprint GS F1Y 325 logo and 21 54 521 HP532 I61 par 028 NTBC 10 mg RH37 CHEMET 12 M 72 L15 CLL 49 ZC 77 GG N4 977 ZANTAC 300 LCI 1354 54 328 T 189 P U R 200 W 921 P 300 L 2 L100 133 AG AG CPC1327 Z310 10 mg 425 K 8 754 TL 217 L41 435 J94 250 E3 or E6