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 58 82 DEPAKENE 2 VALIUM E 19 54 311 X WRF 2 AN 735 Y Y MYLAN DE 40 A 117 Lilly 3239 NL 2 EX0096 or 50 2775 S4 T3 G00 RX 901 logo and 069 MYLAN 6410 MYLAN 7155 m 200 T S552 100 or 300 LL714 CP113 VP deplin ZE 50 Tandem N 204 RU20 L021 718 XR 200 468 216 VIP 105