SYNONYMS: 2-deoxyphenobarbital, Primidon, Primidona, Primidone, Primidonum
IUPAC NAME: 5-ethyl-5-phenyl-1,3-diazinane-4,6-dione
CAS NO: 125-33-7
FORMULA: C12H14N2O2
MOLECULARMASS:218.25 g/mol
STORAGE OF PRIMIDONE : Store the medicine in a closed container at roomtemperature, away from heat, moisture, and direct light. Keep from freezing.
APPLICATIONSOF PRIMIDONE:Primidone is used alone or with other medications to control certain types of seizures.Primidone is in a class of medications called anticonvulsants. It works bydecreasing abnormal electrical activity in the brain.
It is usually taken 3 to 4 times a day.
PRIMIDONE WORKS: Primidone isused alone or with other medications to control certain types of seizures.Primidone is in a class of medications called anticonvulsants. It worksby decreasing abnormal electrical activity in thebrain.
PRIMIDONE: Primidone is contraindicated in patients who are known to behypersensitive to barbituric acid derivatives. Contraindications to primidoneinclude patients with a history of porphyria. By inducing the enzymesresponsible for porphyrin synthesis, barbiturates may worsen acute porphyria.
PHARMACOKINETICSOF PRIMIDONE: Primidone is well absorbed and distributed throughout the body. Maximum plasma concentration is reached in about 2 h afteradministration of a 250 mg tablet. Primidone is metabolized in the liver toactive metabolites: phenobarbital and phenylethylmalonic acid (PEMA).
SIDE EFFECTS OF PRIMIDONE: The most common sideeffect of primidone therapy is sedation and drowsiness. Ataxia, diplopia,and nystagmus occur at the initiation of treatment. Other adverse reactionsinclude dizziness, vertigo, epigastric pain, megaloblastic anemia, respiratorydepression, polyuria, skin rash, facial edema.
PRECAUTIONS: Check with your doctor before taking any of the above while you areusing this medicine. Primidone may cause some people to become dizzy,lightheaded, drowsy, or less alert than they are normally. Even if taken atbedtime, it may cause some people to feel drowsy or less alert on arising.
CDSCO APPROVAL:
Primidone tablet 50mg are approved by CDSCO in India in 15.04.2019
FORMULATION AVAILABLE IN MARKET:
Primidone12.5mg tablet
Primidone25mg tablet
Primidone50mg tablet
Primidone100mg tablet
Primidone250mg tablet
Note: Productprotected by valid patents are not offered for sale in countries where suchpatents are still valid and its liability is at Buyers Risk
REFERENCES:
www.webmd.com
https://pubchem.ncbi.nlm.nih.gov
https://go.drugbank.com
https://cdscoonline.gov.in
https://www.wikipedia.org/
https://www.drugs.com
https://www.zaubacorp.com
https://www.practo.com/consult
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