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phenytoin
noun
phe·nyt·o·in
fə-ˈni-tə-wən
: a crystalline anticonvulsant compound C15H12N2O2 used in the form of its sodium salt in the treatment of epilepsy
called also diphenylhydantoin
Examples of phenytoin in a Sentence
Recent Examples on the Web
Fortunately, most phenytoin skin rashes are not serious.8 Most phenytoin skin rashes start in the first eight weeks of treatment or when the dose is increased too quickly.
—Sarah Jividen, Verywell Health, 12 Sep. 2024
These medications include certain seizure medications like carbamazepine and phenytoin, barbiturates such as phenobarbital, HIV medications like efavirenz and fosamprenavir, and herbal preparations that contain St. John’s wort.
—Katia Hetter, CNN, 5 Mar. 2024
Epilepsy typically is treated with anti-epileptic drugs (AEDs) such as Topamax (topiramate), Tegretol (carbamazepine), Lamictal (lamotrigine), or Dilantin (phenytoin).
—Diana Apetauerova, Verywell Health, 24 July 2023
The results also showed expected damage to the cerebellum caused by the anti-epileptic drug phenytoin, which he was required to take throughout his life, as well as other damage typical of ageing.
—Alison Abbott, Scientific American, 30 Jan. 2014
In the effluent from the Morgantown wastewater plant, the USGS team found high concentrations of three drugs in addition to phenytoin.
—Natasha Gilbert, STAT, 11 Dec. 2019
Three years later, Snyder, whose team tested both raw and drinking-water samples at 18 U.S. sites, added ibuprofen, meprobamate (an antianxiety medication), and phenytoin (another antiseizure drug), along with other pharmaceuticals, to the list.
—Rachael Moeller Gorman, Good Housekeeping, 15 Aug. 2012
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Word History
Etymology
diphenylhydantoin
First Known Use
1941, in the meaning defined above
Dictionary Entries Near phenytoin
Cite this Entry
“Phenytoin.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/phenytoin. Accessed 4 Dec. 2024.
Medical Definition
phenytoin
noun
phe·nyt·o·in
fə-ˈnit-ə-wən
: an anticonvulsant used often in the form of its sodium salt C15H11N2NaO2 to prevent or treat seizures
called also diphenylhydantoin
see dilantinMore from Merriam-Webster on phenytoin
Britannica.com: Encyclopedia article about phenytoin
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