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 E 118 E 104 logo and 073 RIFADIN 150 EP 118 I1 L 230 n 357 7767 714 P113 T V MIDOL PM F 76 GG 2 4 9 C 89 Prosteon PBT SC 800 750 MYLAN 6900 C35 or P IG271 logo and S12 E 129 2063 V RJ70 1250 logo and 2918 H7.5 325 607 logo and TI 61 60 I63 CIFEREX 66 Y 37 44 PAL 1.5 A94 2470