Pill Identification by Imprints: BY4 Home Pill Identification by Imprints: BY4 15 results PRIMAQUINE 26.3 MG TABLET Side 1: BY4 Color: Purple Side 2: Shape: Round PRIMAQUINE 26.3 MG TABLET Side 1: BY4 Color: Purple Side 2: Shape: Round PRIMAQUINE 26.3 MG TABLET Side 1: BY4 Color: Purple Side 2: Shape: Round ‹ 1 2 › Other Popular Drug Imprint 54 515 425 MARPLAN 10 T 150 M211 BL 07 D3 or PC R-263 XL TL710 M 54 MF 3 UCB 582 IP 303 CL47 RI90 BMS 300 mg CL 39 300 logo and 5029 186 Vivelle-Dot 0.1 mg/day logo and 25 mg G456 ZE 43 CLOM 75 260 M 745 72 barr 400 mg 2858 LOTREL 2260 1111 I 135 V20 348 PROVERA 10 MX9 XELODA ZGNX 15 mg 54 620