Pill Identification by Imprints: R428 Home Pill Identification by Imprints: R428 2 results LAMOTRIGINE ER 300 MG TABLET Side 1: R428 Color: Gray Side 2: Shape: Oblong LAMOTRIGINE ER 300 MG TABLET Side 1: R428 Color: Gray Side 2: Shape: Oblong Other Popular Drug Imprint TCL340 93 756 U27 54 293 L950 HYD 30 44 386 MYLAN 2046 V260 A 6 510 MX43 TEVA 2049 MP 277 AK EGLT 15 MYLAN 731 Sandoz G 3720 PA140 WELLBUTRIN SR 150 GG 961 B 544 CPC 2369 BMS 150 mg M 545 FS1 ZYRTEC WATSON 461 logo and 2588 PLIVA 648 F 25 Takeda G 70 256 PLIVA 468 Macuvex 1328 E 53 5 9