Pill Identification by Imprints: 31 81 Home Pill Identification by Imprints: 31 81 1 result GLYCOPYRROLATE 2 MG TABLET Side 1: 31 81 Color: White Side 2: V Shape: Round Other Popular Drug Imprint 340 KU 485 WW 64 IDT M15 CORTEF 20 OMP 20 G12 WC 404 GG 337 M 38 NOVAST 3973 L 350 022 M 39 5 VALIUM 5.7 M151 IP 179 A221 93 7385 19 G SEROQUEL M 1850 P5 M A30 44 112 SZ 198 AC40 20LA R 5 I 17 2083 V AN898 10 660 ZC45 ZC18 M F2 B853 logo and 104