Pill Identification by Imprints: M 54 Home Pill Identification by Imprints: M 54 1 result METHYLPHENIDATE ER 54 MG TAB Side 1: M 54 Color: Red Side 2: Shape: Oblong Other Popular Drug Imprint E 404 SP2 54 463 logo and Zenith 100 mg 2231 logo and 4359 54 145 E 724 T127 BP 606 219 BACTRIM DS A 25 M E17 logo and 831 BR 174 RP105 54 299 gleevec M112 T-E 382 B911 IDT M15 P-D 915 WW 763 TMC435 150 AN 2 SG 174 A21 VM GG 550 B300 PLIVA 323 MF 3 240 93 5269 54 341 logo and 40 T1 50