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 18 US 10 ALKA SELTZER and logo NoDoz T 193 m 155 160 mg PHARMACIA & UPJOHN PB C HBP L150 logo and 1004 54 753 KPI 283 EP112 cor 130 GG 340 398 99 KU 107 5124 V A05 WW 458 GX CT1 PREMPRO 0.625/5 A B TL514 MX43 K4 ML 35 logo and 2577 796 10 XL par 217 MIA 110 MYLAN 5420 W 786 ANI 35 86 L114