Pill Identification by Imprints: M41 Home Pill Identification by Imprints: M41 2 results LOSARTAN-HYDROCHLOROTHIAZIDE 50-12.5 MG TAB Side 1: LU Color: Yellow Side 2: M41 Shape: Oblong LOSARTAN-HYDROCHLOROTHIAZIDE 50-12.5 MG TAB Side 1: LU Color: Yellow Side 2: M41 Shape: Oblong Other Popular Drug Imprint IMA 100 logo and 87 ACIPHEX 20 54 531 54 775 MX 24 Neurontin 300 mg 3970 MX33 IP 8 81 MYLAN FE 200 MYLAN 6440 231 logo and 97 N-T ML 37 R6 NORVASC CPC 64 AHI 2 ANI 510 ZESTRIL 10 J 21 or 18 MYLAN 2047 SC 1 RP 868 MYLAN 8020 398 J65 SV E 101 CXL 8 V 24 ZD 16 241 XP E 129 ZA-18