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Mephenytoin MeSH Descriptor Data 2026


MeSH Heading
Mephenytoin
Tree Number(s)
D03.383.129.308.432.555.620
Unique ID
D008617
RDF Unique Identifier
http://id.nlm.nih.gov/mesh/D008617
Scope Note
An anticonvulsant effective in tonic-clonic epilepsy (EPILEPSY, TONIC-CLONIC). It may cause blood dyscrasias.
Entry Term(s)
5-Ethyl-3-Methyl-5-Phenylhydantoin
Mefenetoin
Mesantoin
Methoin
Methyl Phenetoin
Phenantoin
Pharm Action
Anticonvulsants
Registry Numbers
R420KW629U
0
Related Numbers
50-12-4
CAS Type 1 Name
2,4-Imidazolidinedione, 5-ethyl-3-methyl-5-phenyl-
Previous Indexing
Hydantoins (1969-1974)
Public MeSH Note
91; see HYDANTOINS 1975-90; for PHENANTION use PHENYTOIN 1978-97
History Note
91(75); see HYDANTOINS 1975-90; for PHENANTION use PHENYTOIN 1978-97
Date Introduced
1991/01/01
Last Updated
2016/05/31
Mephenytoin Preferred
Mesantoin Narrower
Phenantoin Narrower
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