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 SLC 221 ML 53 EV00707 M 71 L340 NP 5 2410 V 93 41 HP 11 V-Z-F RI L132 TEVA 7589 U 169 CLEOCIN 150 mg Macrobid SLOW- MAG amneal F 84 MYLAN 5340 U-S 41 DAN DAN S20 M B8 NEXIUM 40mg 381 100 MYLAN 7160 BCL 5 PAR 821 logo and 0304 1272 CF L61 M 28 M RE4 GXL 10 ED PSE N-P DB03 logo and 5712