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 M 312 M450 L340 14 logo and 244 L478 par 222 V 1 ALG 265 A06 2105 V MYLAN TM 5 WATSON 151 BMS 100 544 C162 ZA-51 logo and HC FLO I 53 L42 1 84 CRESTOR 10 44 397 161 n T538 3974 1118 TL049 54 190 668 ML 72 TL 211 cor 256 CLOM 25 T582 Nitro-Dur 0.3 mg/hr 1158 T 194 N 2