MeSH classification

Substances that prevent infectious agents or organisms from spreading or kill infectious agents in order to prevent the spread of infection.

Agents obtained from higher plants that have demonstrable cytostatic or antineoplastic activity.

Compounds or agents that combine with cyclooxygenase (PROSTAGLANDIN-ENDOPEROXIDE SYNTHASES) and thereby prevent its substrate-enzyme combination with arachidonic acid and the formation of eicosanoids, prostaglandins, and thromboxanes.