Provigil 100mg Tablet
Clinical Summary
Quick overview from the medicine insert
Indication
Improves wakefulness in excessive daytime sleepiness associated with narcolepsy.
Dosage (summary)
200 mg/day as a single morning dose; reduce in elderly and hepatic impairment.
Onset of Action / Duration
Onset: 2-4 hours, Duration: ~15 hours
Special Populations
- Elderly
- Hepatic impairment
- Renal impairment
Pregnancy & Breastfeeding
Safety not established; caution advised during pregnancy and lactation.
Key Drug Interactions
- CYP2C19 substrates (e.g., diazepam, phenytoin)
- CYP3A4 substrates (e.g., hormonal contraceptives)
- Tricyclic antidepressants
Contraindications
- Hypersensitivity to modafinil
- Major anxiety
- Children under 16
- Severe renal impairment
Common side effects
- Headache
- Nausea
- Anxiety
- Insomnia
Counselling Points
- Avoid alcohol while taking PROVIGIL
- Notify doctor if pregnant or breastfeeding
- Discuss all medications with doctor due to interaction potential
Serious warnings
- Monitor blood pressure in hypertensive patients
- Risk of psychosis in predisposed individuals
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