What are the active medicinal properties of myrrh?

In pharmacy, myrrh is used as an antiseptic in mouthwashes, gargles, and toothpastes. Myrrh is currently used in some linaments and healing salves that may be applied to abrasions and other minor skin ailments. Myrrh has also been recommended as an analgesic for toothaches and can be used in linament for bruises, aches, and sprains.

Myrrh is a common ingredient of tooth powders. Myrrh and borax in tincture can be used as a mouth-wash. A compound tincture, or horse tincture, using myrrh is used in veterinary practice for healing wounds.

Myrrh gum is used for indigestion, ulcers, colds, cough, asthma, lung congestion, arthritis pain, and cancer.

As part of a larger search for anticancer compounds from plants, the researchers obtained extracts from a particular species of myrrh plant (Commiphora myrrha) and tested it against a human breast tumour cell line (MCF-7) known to be resistant to anticancer drugs. Research data indicated that the extract killed all of the cancer cells in laboratory dishes.