An antiepileptic drug used in petitmal epilepsy is______________?
Correct answer: D. Ethosuximide
- A. Phenobarbitonse
- B. Dilantoin sodium
- C. Diazepam
- D. Ethosuximide
Explanation
Ethosuximide is the classic drug for absence, formerly called petit mal, seizures because it suppresses thalamic T-type calcium currents. Phenytoin and phenobarbitone are not preferred for absence seizures and may worsen them.
Report an error
The more specific you are, the faster it gets fixed. A source beats an opinion.
Prefer email? support@testustad.com
Practise Central Nervous System Drugs
107 free Central Nervous System Drugs MCQs from Pharmacology, each with the correct answer and an explanation. Unlimited attempts, no account needed.
Exams that ask Pharmacology questions like this
Pharmacology is on 4 papers prepared for on TestUstad, and all of them draw the same bank, so this question is worth knowing for every one of them.
More Central Nervous System Drugs questions
The principle central action of caffeine is on the________________?
An untoward effect of that is common to all phenothiazines is______________?
The first choice of drug for patitmal seizure is________________?
An attack of migraine can be easily terminated by___________?
IV ultrashort acting barbiturate_____________?
Which of the following anti-epileptic agents causes the reversible side-effect of gingival hyperplasia ?