Pill Identification by Imprints: Z 4237 Home Pill Identification by Imprints: Z 4237 1 result NADOLOL 80 MG TABLET Side 1: Z 4237 Color: White Side 2: 80 Shape: Round Other Popular Drug Imprint LANOXIN U3A MYLAN 5220 IL 3584 KU 487 INDERAL XL RC25 ELP 5 604 CY E 111 3138 M MYLAN 197 MATULANE logo and NK STO 100 ASPIRIN -L- logo and 509 logo 673 0384 40 mg W990 590 W 25 TL012 953 60mg MAX M 943 GG 40 E 4354 P-D 915 RP 701 OP 700 GG N4 DX 54 427 M A30 502 M RE4 HLP 10