Pill Identification by Imprints: WW 458 Home Pill Identification by Imprints: WW 458 2 results PHENOBARBITAL 100 MG TABLET Side 1: WW 458 Color: White Side 2: Shape: Round PHENOBARBITAL 100 MG TABLET Side 1: WW 458 Color: White Side 2: Shape: Round Other Popular Drug Imprint MYLAN 6900 713 ZC 66 M 55 220 SP 325 L467 b TL 001 VH5 ZGNX 40 mg A402 C 3 TR 0 or TR 6 or TR 1 or KH 2 272 TV TV V259 ZC44 G 423 CL 022 G 341 T1 125 593 RP 700 MP 973 M 444 M A20 E 52 M MC1 ZC 01 C 746 L478 ZE 71 630 L461 2776 145 SZ 658 SZ 198 G19