Search on: 4-HYDROXYCOUMARINS 
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Descriptor English:   4-Hydroxycoumarins 
Descriptor Spanish:   4-Hidroxicumarinas 
Descriptor Portuguese:   4-Hidroxicumarinas 
Tree Number:   D03.438.150.446.520
D03.830.219.446.520
Definition English:   Substances found in many plants, containing the 4-hydroxycoumarin radical. They interfere with vitamin K and the blood clotting mechanism, are tightly protein-bound, inhibit mitochondrial and microsomal enzymes, and are used as oral anticoagulants. 
Indexing Annotation English:   /biosyn permitted if by plant
Pharmacological Action:   Anticoagulants
Enzyme Inhibitors
 
History Note English:   77 
Allowable Qualifiers English:  
administration & dosage adverse effects
agonists antagonists & inhibitors
analysis biosynthesis
blood cerebrospinal fluid
chemistry classification
chemical synthesis contraindications
diagnostic use economics
history immunology
isolation & purification metabolism
pharmacology pharmacokinetics
poisoning radiation effects
supply & distribution standards
toxicity therapeutic use
urine  
Record Number:   7056 
Unique Identifier:   D015110 

Occurrence in VHL:
 

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