Pill Identification by Imprints: MYLAN MT 21 Home Pill Identification by Imprints: MYLAN MT 21 1 result MEMANTINE HCL ER 21 MG CAPSULE Side 1: MYLAN MT 21 Color: Light Green Side 2: MYLAN MT 21 Shape: Oblong Other Popular Drug Imprint 269 GS FC2 EXELON 4.5 mg E300 93 5297 U13 REBETOL dp O 658 par 219 Z10 PT SZ 439 1181 N 9 ZA-35 Librax 110 741 GILEAD 10 54 620 S 741 597 52 332 USL 8 P 15 GPI W2 K237 E225 E 10 G 342 ZD 16 Lilly 3234 logo and 56 D6 EP 140 44 438 4994 MP 513