Pill Identification by Imprints: IL 3581 Home Pill Identification by Imprints: IL 3581 1 result THEOCHRON ER 300 MG TABLET Side 1: IL 3581 Color: White Side 2: Shape: Oblong Other Popular Drug Imprint U 786 306 74 ZE Y05 CK 44 404 I 37 NP 12 862 L612 BMS 125 mg logo and LANNETT 93 1003 CM4 2 0 d p B135 M P3 54 122 MP 81 T 16 227 or 292 A5 or A6 381 100 180 P5 GG 517 148 G 1530 PLIVA 326 BMS 300 MG MYLAN 2002 SZ 431 N S1 ZC46 CL 205 ZA 66 C P FP650 G221