Pill Identification by Imprints: M 547 Home Pill Identification by Imprints: M 547 2 results MERCAPTOPURINE 50 MG TABLET Side 1: M 547 Color: Off-White Side 2: Shape: Round MERCAPTOPURINE 50 MG TABLET Side 1: M 547 Color: Off-White Side 2: Shape: Round Other Popular Drug Imprint C 2 LES200 ALO200 GG 772 1G5 M T15 G 6 CL 75 201 or 271 AA 05 GG 64 247 KEFLEX 500 mg R-262 PROVIGIL EL 15 1078 10/325 P2 54 688 dp N 204 U48 44 449 H 106 211 Y+ or M+ logo 20 MYLAN AC I 02 ARICEPT MONODOX 100 5382 LL714 MINOCYCLINE 50 1047 93 4067 MX2 GP SL 456 321 HP 2