Dosage form: oral suspension
Drug classes:Group I antiarrhythmics, Hydantoin anticonvulsants
Medically reviewed by Drugs.com. Last updated on Feb 1, 2021.
On This Page
- Indications and Usage
- Dosage and Administration
- Dosage Forms and Strengths
- Contraindications
- Warnings and Precautions
- Adverse Reactions/Side Effects
- Drug Interactions
- Use In Specific Populations
- Overdosage
- Description
- Clinical Pharmacology
- Nonclinical Toxicology
- How Supplied/Storage and Handling
- Patient Counseling Information
- Medication Guide
Indications and Usage for Phenytoin Oral Suspension
Phenytoin Oral Suspension is indicated for the treatment of tonic-clonic (grand mal) and psychomotor (temporal lobe) seizures.
Phenytoin Oral Suspension Dosage and Administration
Important Administration Instructions
FOR ORAL ADMINISTRATION ONLY; NOT FOR PARENTERAL USE
A calibrated measuring device is recommended to measure and deliver the prescribed dose accurately. A household teaspoon or tablespoon is not an adequate measuring device.
Adult Dosage
The recommended starting dosage for adult patients who have received no previous treatment is 5 mL (125 mg/5 mL), or one teaspoonful, by mouth three times daily. Adjust the dosage to suit individual requirements, up...
