Chemoprevention

**Semantic type:** Therapeutic or Preventive Procedure

**Definition:** The use of natural or synthetic substances (e.g., drugs, vitamins, hormones, plant products) or food supplements to reduce the risk of developing a disease, to reduce the chance that disease will recur, or to delay the recurrence.

**Synonyms:** - Cancer Chemoprevention - Chemoprevention of Cancer - chemoprevention