Pill Identification by Imprints: LH4 Home Pill Identification by Imprints: LH4 2 results LOSARTAN-HYDROCHLOROTHIAZIDE 50-12.5 MG TAB Side 1: M Color: Light Yellow Side 2: LH4 Shape: Oval LOSARTAN-HYDROCHLOROTHIAZIDE 50-12.5 MG TAB Side 1: M Color: Light Yellow Side 2: LH4 Shape: Oval Other Popular Drug Imprint N-T E3 K 31 656 L477 N L M S24 cor 224 L340 CL 24 S552 E3 or E6 Lifestar and logo LDK 150MG C181 1000 MG EM3 OV 111 C 73 W W PA 500 233 2106 3.5 TL574 MYLAN 457 LIDOCAINE PATCH 5% logo and 497 S 226 CLEOCIN 150 mg PC20 AX PD 532 GS TF5 BMS 250 mg 93 320 NP 12 PRE 01 79 MYLAN 167