M45 Collinsonia Canadensis Mt 30 ml is a homeopathic medicine that is used to treat various conditions such as hemorrhoids, varicose veins, and constipation. It is made from the root of the Collinsonia Canadensis plant which is known for its anti-inflammatory and astringent properties. This medicine is safe, non-toxic, and does not have any side effects. It is easy to use and is available in a convenient 30 ml bottle.