Mefloquine
Lariam
Megestrol acetate
Megace
Melatonin/6-sulfatoxymelatonin
Medroxyprogesterone
Prempro
Mefenamic acid
Ponstel, Ponstan
Mecasermin
Increlex
Mechlorethamine (Chlormethine) (Mustine)
Mustargen
Meclofenamate
Meclomen
Mebeverine
Colofac
Mecamylamine
Inversine