1 Definition of CQS

Meaning of CQS: A substance being studied in the treatment of cancer.

A substance being studied in the treatment of cancer. It is a type of topoisomerase inhibitor. Also called chloroquinoxaline sulfonamide.

For learning, not diagnosis. This glossary provides general educational information and is not a substitute for advice from a qualified healthcare professional. If you may be experiencing a medical emergency, contact local emergency services.