Pill Identification by Imprints: L Z Home Pill Identification by Imprints: L Z 1 result LAMIVUDINE-ZIDOVUDINE TABLET Side 1: L Z Color: White Side 2: M 1 Shape: Oblong Other Popular Drug Imprint MSD 207 f100 logo and 21 35 78 C73 R 158 or 54 312 or GG849 MYLAN MT 21 logo and 750 WPI 1119 DYN-080 8310 C 23 cor 135 1 84 233 MERICON BY4 logo and 87 A175 MP 578 Advil A&CR e5 112 223 R 5 TYLENOL 160 CM4 G46 M 54 S489 CL 40 L 232 b 97 Y 46 272 S 521 Pharmics PD 222 LK 50 54 373 AN 734