Pill Identification by Imprints: MT3 Home Pill Identification by Imprints: MT3 1 result TRAMADOL HCL ER 300 MG TABLET Side 1: MT3 Color: White Side 2: Shape: Oblong Other Popular Drug Imprint XM PARNATE SB TCL 355 CARDURA M378 VASOTEC GG 931 F 25 RD 53 H108 401 L424 logo and LIBRAX ICN PX 2 WPI 844 ZA06 1112 ALLFEN M 40 FS3 M F6 GG 451 Renvela 800 M 613 IMI 10 GPI A5 T32 K 76 ACCOLATE 10 AA1 3572 V INS WPI 3385 CLEOCIN 150 mg K7 OWP 500 FL 1.5 or FL 3 54 421 MYLAN 6150 341