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 ROCHE I 07 Z622 M F4 LAMICTAL XR 100 L161 XL184 20 mg 4810 L977 1344 logo and 509 MYLAN 145 CL17 logo and 2779 CM2 CPC 64 N 100 H125 MP 89 AAA 1031 WPI 3660 AHI 4 2V125 L20 DISTA H69 West-ward 140 logo and 050 M 71 124 E 117 0632 75mg CP 75 logo and 2780 N 50 FOSTEUM 52003 214 ZZ V359 LL BMS 80