The invention relates to application of dragon blood and dragon blood extract, which belongs to the field of Chinese medicaments. In particular, the invention relates to the application of dragon blood raw medicinal materials, dragon blood total
phenols and dragon blood total flavonoids in preparing medicaments for preventing or treating
radiation damage. In order to achieve the application of the invention, the application of the dragon blood or the dragon blood extract via or not
via gastrointestinal tract includes but is not limited to oral, subcutaneous, intramuscular, intravenous, transdermal, nasal and
rectal administration. Pharmaceutical compositions prepared from the dragon blood or the dragon blood extract and medically acceptable
pharmaceutical excipient include but are not limited to various types of tablets, capsules, dropping pills, soft capsules, oral solution, pills,
powder, granules, lozenges, decoction paste, syrup,
liquid extract agent, extract agents, injections, as well as other clinically appropriate dosage forms. A preparation contains necessary additives, and the additives include but are not limited to fillers,
wetting agents, adhesives, disintegrants, lubricants or pH regulators.