Pill Identification by Imprints: M71 Home Pill Identification by Imprints: M71 1 result DOXYCYCLINE MONO 50 MG CAP Side 1: LU Color: Yellow Side 2: M71 Shape: Oblong Other Popular Drug Imprint I4 Librax 2 02 S 368 WAT SON 3970 N011 ZE68 logo and 121 ZA-43 WATSON 782 logo and 335 P 50 FL 036 A3 or F1 A-007 5 318 ZA08 A P 89 B419 115 GG 621 E 39 E3 or E6 100 101 L430 1G5 V356 CLR 54 135 G 2 NC 200 C47 par 121 HP 62 D15 SEARLE 2762 M U13