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 874 4 32 RJ72 L199 C 15 I40 692 HP 70 PLIVA 471 PFIZER 411 C224 251 ML 4 CP 406 IDT M30 IP 101 K106 RI20 5mg H 604 URS790 #L 001 ZC 79 E 704 ML 63 E 511 TH1M logo and S25 1000 M P02 VIP 105 EXH 16 TV 4 M 154 NC 200 724 A 49 N 4 IG272 L467 10 MIA