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 M F2 WATSON 384 or WATSON GX LL7 L010 036 APO 500 N 77 SANDOZ 573 T26 R 158 or 54 312 or WC 731 CP114 Andrx 696 B056 SEARLE 2762 GSI500 AMC WATSON 424 A 640 H H P30 212 212 C224 N024 L 60 25 43 PA1000 MP 12 7010 969 TCL341 I 53 MYLAN DA 10 MP 30 RX 12 MP 183 WAR 2 N 82 675 8.6 RG87