A drug that is used to treat petit mal seizures but not tonic-clonic seizures and works by decreasing neuronal activity in the motor cortex is
1. diazepam (Valium).
2. valproic acid (Depakote).
3. phenytoin (Dilantin).
4. ethosuximide (Zarontin).
4
Rationale 1: Valium can be effective for tonic-clonic seizures.
Rationale 2: Succinimides like Zarontin are indicated for petit mal seizures but not for tonic-clonic seizures. Depakote can be effective for tonic-clonic seizures.
Rationale 3: Dilantin can be effective for tonic-clonic seizures.
Rationale 4: Succinimides like Zarontin are indicated for petit mal seizures but not for tonic-clonic seizures.
Global Rationale: Succinimides like Zarontin are indicated for petit mal seizures but not for tonic-clonic seizures. Depakote, Valium, and Dilantin can be effective for tonic-clonic seizures.
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