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 13 33 CL63 R428 MUTUAL 100 TL012 MYLAN 4010 C8 or C7 or C6 or C9 REL R B384 L9CZ 5 AN 641 LILLY 4117 2368 S190 FIORICET CODEINE RCC GPE 521 PB I 4 WW CTI 113 FOSTEUM PLUS MYLAN A1 A029 872 REBETOL dp CYP 160 L 202 GG 575 CL 78 44-292 L486 APO 020 V258 AMBI 448 RENAGEL 400 Butrans 20mcg/hour P1 G44