Pill Identification by Imprints: MP 303 Home Pill Identification by Imprints: MP 303 5 results SPIRONOLACTONE 100 MG TABLET Side 1: MP 303 Color: White Side 2: Shape: Oval SPIRONOLACTONE 100 MG TABLET Side 1: MP 303 Color: White Side 2: Shape: Oval SPIRONOLACTONE 100 MG TABLET Side 1: MP 303 Color: White Side 2: Shape: Oval SPIRONOLACTONE 100 MG TABLET Side 1: MP 303 Color: White Side 2: Shape: Oval SPIRONOLACTONE 100 MG TABLET Side 1: MP 303 Color: White Side 2: Shape: Oval Other Popular Drug Imprint WPI 3631 PERCOCET L344 IP 109 WPI 3720 CP 100 NORCO 539 T M 414 MYLAN 5222 Integra-F 271 E 103 052 AP043 MYLAN MT 28 L657 325/40 IDT M30 LODOSYN T 191 3972 LES200 ALO300 SZ 76 KADIAN VM L227 A30 cor 132 alg 300 WATSON 630 or WATSON 075 logo and 574 ZC41 MYLAN 457 M378 M 71 Onset M0100 AN 441 TL518