Pill Identification by Imprints: R31 Home Pill Identification by Imprints: R31 1 result MEFENAMIC ACID 250 MG CAPSULE Side 1: LU Color: Ivory Side 2: R31 Shape: Oblong Other Popular Drug Imprint AF GG 931 1 BCI K 9 671 TI R333 logo and 777 WATSON 424 54 783 R 50 ICN G 341 46 NL 712 RSN S 741 Tiazac 360 HP 4 BMS 400 mg ZC 08 V 2 PROCARDIA XL 90 DMQ 20-10 312 M B9 EP 136 ZA48 COUMADIN 3 CL60 346 logo and 4405 INDERAL XL 54 299 AN 617 BI 4 93 64 EP 905 93 757