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 NPS 550 M CL1 MAXINATE ACA 100mg MEL 7.5 CL 5 60274 M P8 XP650 AR 374 P40 4740 S 369 63 B 566 R-262 logo and 3117 NP 2 F L Butrans 5mcg/hour ANI 230 WW 64 93 7198 TCL242 GAS-X ES 4741 NL C 738 115 AN 323 SCI 500 RH38 256 CM3 LAMICTAL XR 25 T1 125 logo and TI logo and 122 H011 EP 130