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 CPC 2369 AAT 101 EB GG 172 O10 logo and 33 F23 122 logo and EK O-M 180 or O-M 215 or O-M 250 MP 83 P5 E 39 I 35 ZD 15 A 16 3125 MP 271 DIFLUCAN 100 AL3 AA 99 358 ATON 705 West-ward 769 U41 L 301 ML 89 STI 021 692 OLM A675 West-ward SEA RLE 10 21 MP 511 TV 44 546 GX EG3 180mg APO 500 RI89