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 MP 474 7.5 mg 7.5 mg S77 APTALIS 10 MYLAN 5211 Tiazac 300 RX693 RX615 BRX 0.25 S429 500 mg 813 S 434 LK100 381 WP 0320 M GP2 FHI nitroglycerin 0.2 mg/hr ALAVEN 54 661 703 GG 931 U23 420 21 or 18 P P 5013 V SB 4142 M 090 U 129 AA 16 STI 021 1204 PAD 0118 N8 832 BM1 X 77 RIFAMATE 2101 V