Definition

1. Noun:
   • A type of medication that is poisonous to cells: A cytotoxic drug is any pharmaceutical agent designed to damage or destroy cells. These drugs are a cornerstone of chemotherapy, where their primary use is to stop the growth and division of cancer cells.

Usage

• Cytotoxic drugs are primarily administered as part of chemotherapy regimens to treat various cancers.
• They work by interfering with cell division, targeting rapidly dividing cells, which is a hallmark of cancer cells.
• Due to their mechanism, they can also affect other fast-dividing healthy cells in the body, such as those in hair follicles, bone marrow, and the digestive tract, leading to side effects.

Examples

• Noun:
  • The oncologist prescribed a combination of cytotoxic drugs to treat the patient's lymphoma.
  • Healthcare workers must handle cytotoxic drugs with extreme care due to their hazardous nature.
  • A common side effect of many cytotoxic drugs is a temporary reduction in white blood cell count.

Advanced Usage

• "Cytotoxic drug therapy": This phrase refers to the treatment regimen involving the use of these cell-killing medications.
  • The patient began a new round of cytotoxic drug therapy last week.
• "Cytotoxic drug resistance": This term describes when cancer cells develop mechanisms to survive the effects of the drug.
  • Research is focused on overcoming cytotoxic drug resistance in recurrent tumors.

Variants and Related Words

• Cytotoxic (adj): Having the quality of being toxic to cells.
  • The treatment has a cytotoxic effect on the tumor.
• Chemotherapeutic agent (n): A broader term often used synonymously with cytotoxic drug in the context of cancer treatment.
• Antineoplastic (adj/n): A term meaning "against new growth," often used to describe drugs (including cytotoxic drugs) that inhibit or prevent the development of tumors.

Synonyms

• Chemotherapy drug: A drug used in chemotherapy, often cytotoxic.
• Anticancer drug: A drug used to treat cancer; many are cytotoxic.
• Cell-killing agent: A descriptive term for its primary function.

Related Phrases

• Administration of cytotoxic drugs: The process of giving these drugs to a patient, which can be via injection, infusion, or orally.
  • Proper administration of cytotoxic drugs requires specialized training.
• Cytotoxic drug preparation: The act of safely mixing and preparing these drugs for patient use, typically done in a pharmacy under controlled conditions.
  • The hospital pharmacy has a dedicated isolator for cytotoxic drug preparation.

Noun

1. any drug that has a toxic effect on cells; commonly used in chemotherapy to inhibit the proliferation of cancerous cells