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 2776 GE 320 C41 PLIVA 398 370 M C1 TYLENOL EVOXAC 573 PREMARIN 1.25 171 logo and KA CL 5 62.5 NP 14 VGR 25 MYLAN 5010 ZLP D I I POT 40 W 783 LL 253 MYLAN 271 C P U 787 1 2 S 4 GX CG5 TV U4 Fentanyl 12.5 mcg/hr L48 44 453 AMC 232 FEL 400 WC 730 A 102 M 407 S1 200 or 400