Pill Identification by Imprints: C42 Home Pill Identification by Imprints: C42 2 results PRIMIDONE 250 MG TABLET Side 1: C42 Color: Light Yellow Side 2: Shape: Square PRIMIDONE 250 MG TABLET Side 1: C42 Color: Light Yellow Side 2: Shape: Square Other Popular Drug Imprint MYLAN A1 OXYTROL 3.9 mg/day GILEAD 54 137 TEVA 2049 J67 1033 CL 72 logo and 4364 WPI 3508 L 22 G 422 I112 ML 58 025 457 93 784 346 GG 107 TARO CZ ER 300 BP 643 667 mg 54 602 CP 419 93-5 ZF 25 HALCION 0.25 A5 N1 IP 253 CMZ 200 62.5 logo and 4443 W 923 735 APO 116 N111 N 598 54 410 C181