Pill Identification by Imprints: M 437 Home Pill Identification by Imprints: M 437 3 results SPIRONOLACTONE 100 MG TABLET Side 1: M 437 Color: White Side 2: Shape: Round SPIRONOLACTONE 100 MG TABLET Side 1: M 437 Color: White Side 2: Shape: Round SPIRONOLACTONE 100 MG TABLET Side 1: M 437 Color: White Side 2: Shape: Round Other Popular Drug Imprint 60mg AN897 5 BP 813 5382 23 27 MP 513 MSB 001 93 3147 IP 109 44 148 C 16 G 2001 MYLAN 257 NT 50 11 10 DISTA 3104 SZ 198 GG 64 WATSON 783 606 WW969 R718 GILEAD 10 ANI 173 TMC W 25 M 613 D12 GG 450 A534 SZ 137 OCEANSIDE 302 logo and 78 241 R 128 T200 TARO 59 V.5 TO W122 836