MeSH Browser

MeSH Heading: Heterocyclic Compounds
Tree Number(s): D03
Unique ID: D006571
RDF Unique Identifier: http://id.nlm.nih.gov/mesh/D006571
Annotation: general or unspecified; prefer specific groups or specific compound
Scope Note: Cyclic compounds that include atoms other than carbon in their ring structure.
Entry Version: HETEROCYCLIC CPDS
Entry Term(s): Heterocyclic Compound
Registry Numbers: 0
Date Introduced: 1966/01/01
Last Updated: 2020/05/27

Allowable Qualifiers: administration & dosage (AD)

adverse effects (AE)

agonists (AG)

analysis (AN)

antagonists & inhibitors (AI)

blood (BL)

cerebrospinal fluid (CF)

chemical synthesis (CS)

chemistry (CH)

classification (CL)

economics (EC)

history (HI)

immunology (IM)

isolation & purification (IP)

metabolism (ME)

pharmacokinetics (PK)

pharmacology (PD)

poisoning (PO)

radiation effects (RE)

standards (ST)

supply & distribution (SD)

therapeutic use (TU)

toxicity (TO)

urine (UR)

Heterocyclic Compounds MeSH Descriptor Data 2026