Pill Identification by Imprints: MSD 19 Home Pill Identification by Imprints: MSD 19 1 result PRINIVIL 5 MG TABLET Side 1: MSD 19 Color: White Side 2: Shape: Oval Other Popular Drug Imprint 239 L 239 M523 44 218 ZE66 UL500 GG 738 93 5527 KU 106 T 20 U-S 125 par 022 logo and 160 cor 134 750 MG SP/3 981 39 54 733 GS NX3 5150 MEDROL 4 BP50 or plain E122 MYLAN MT 28 M P3 54 193 MYLAN 6202 921 Prosteon Lilly 3229 MYLAN GT 16 IP 253 ZESTORETIC S552 44 452 E 4 19 BETAPACE N020