Six-membered heterocycles containing an oxygen and a nitrogen.

Benzocycloheptenes are organic compounds characterized by a seven-membered carbocyclic ring fused with a benzene ring, forming a bicyclic structure, and can be found as core structures in various natural and synthetic bioactive molecules.

A seven-membered aromatic ring compound. It is structurally related to a number of naturally occurring antifungal compounds (ANTIFUNGAL AGENTS).

Benzyl compounds are organic substances that contain a benzyl group, which is a functional structure consisting of a carbon atom attached to a phenyl ring and a methylene group (-CH2-).

Changing an open-chain hydrocarbon to a closed ring. (McGraw-Hill Dictionary of Scientific and Technical Terms, 5th ed)

Control of drug and narcotic use by international agreement, or by institutional systems for handling prescribed drugs. This includes regulations concerned with the manufacturing, dispensing, approval (DRUG APPROVAL), and marketing of drugs.

A cabinet department in the Executive Branch of the United States Government concerned with improving and maintaining farm income and developing and expanding markets for agricultural products. Through inspection and grading services it safeguards and insures standards of quality in food supply and production.

(Note: 'North Carolina' is a place, not a medical term. However, I can provide a fun fact related to health and North Carolina.)

Persons who are enrolled in research studies or who are otherwise the subjects of research.

Laws concerned with manufacturing, dispensing, and marketing of drugs.

A synthetic hormone used for androgen replacement therapy and as an hormonal antineoplastic agent (ANTINEOPLASTIC AGENTS, HORMONAL).

A cabinet department in the Executive Branch of the United States Government concerned with administering those agencies and offices having programs pertaining to domestic national security.