Pill Identification by Imprints: M 31 Home Pill Identification by Imprints: M 31 7 results ALLOPURINOL 100 MG TABLET Side 1: M 31 Color: White Side 2: Shape: Round ALLOPURINOL 100 MG TABLET Side 1: M 31 Color: White Side 2: Shape: Round ALLOPURINOL 100 MG TABLET Side 1: M 31 Color: White Side 2: Shape: Round ALLOPURINOL 100 MG TABLET Side 1: M 31 Color: White Side 2: Shape: Round ALLOPURINOL 100 MG TABLET Side 1: M 31 Color: White Side 2: Shape: Round ALLOPURINOL 100 MG TABLET Side 1: M 31 Color: White Side 2: Shape: Round ALLOPURINOL 100 MG TABLET Side 1: M 31 Color: White Side 2: Shape: Round Other Popular Drug Imprint 1/2 RI2 ZOMIG 5 651 CYP 197 AN 361 332 033 logo and 2918 Theo-24 100 mg A08 2876 LAN Climara 0.0375mg/day A 640 G 2001 E 139 93 5513 89 572 Tri SZ 390 HYDREA 830 1071 5/1000 BP 648 RD 72 MYLAN G1 L129 A 325 1507 4186 106 M 64 K 57 L484 1048 FL 14/10 C 20 HRA W 785 347