Definition

Noun: - A type of chemotherapy medication: A "periwinkle plant derivative" is a specific class of antineoplastic (cancer-fighting) drug. Its active compounds are originally derived from the periwinkle plant (Catharanthus roseus).

Usage

This term is used in medical and pharmacological contexts to categorize and describe a specific source of certain chemotherapy agents. - Vincristine is a well-known periwinkle plant derivative used in treating leukemia. - The development of periwinkle plant derivatives revolutionized the treatment of several cancers.

Advanced Usage

• As a categorical term: The phrase is often used to refer to the class of vinca alkaloids as a whole, which includes drugs like vinblastine and vincristine.
  • Treatment protocols often combine a periwinkle plant derivative with other chemotherapeutic agents.

Variants and Related Words

• Vinca alkaloid (n): The technical biochemical term for the active compounds derived from the periwinkle plant.
  • Vinca alkaloids work by inhibiting cell division.
• Antineoplastic (adj/n): A broader term for any substance that inhibits or prevents the growth and spread of cancer cells.
• Chemotherapy agent (n): A general term for drugs used in cancer treatment.

Synonyms

• Vinca alkaloid
• Plant-derived chemotherapeutic

Notes on Meaning

This term specifically denotes the origin (the periwinkle plant) and purpose (cancer treatment) of the drug. It is not a brand name but a description of the drug's source and category.

Noun

1. an antineoplastic drug used to treat some forms of cancer