Pill Identification by Imprints: 381 b Home Pill Identification by Imprints: 381 b 1 result MEPERIDINE 50 MG TABLET Side 1: 381 b Color: White Side 2: Shape: Round Other Popular Drug Imprint U-S 41 logo and 19 U85 R190 A85 518 CTI 103 OPI E 157 L131 0111 V TA4M 54 888 93 5269 7 99 Respa d p 737 K 46 N A barr 20 mg I112 128 M 515 AW 595 m 100 23 25 W 111 C181 MYLAN AC I 02 P-D GELUSIL 034 CDT 252 80 10 mg and 3513 NE 200 HLA 20 APTALIS 15 UCB 582 V254