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 n 574 337 Benadryl SEA RLE 10 21 L403 KU 485 DAN 5555 WW929 AZ 011 TZ 4 GG L7 EP 121 VRX 205 IP204 192 IP 178 4 05 PAL WPI 2245 AC T31 740 449 2 53 PH044 MYLAN MT 21 M 412 C 1 NATCO or A45 or D 27 RDY 344 AA 70 HP45 MYLAN 6203 E 7 FS M 14 L124 CPL 3031 J 75