Description
What is Modafinil 100mg?
Modafinil 100mg is a prescription medication used to enhance wakefulness and alertness in patients suffering from narcolepsy, obstructive sleep apnea (OSA), or shift work sleep disorder (SWSD). It works by affecting specific neurotransmitters in the brain to reduce excessive sleepiness and improve cognitive function.
For more information on Modafinil and its medical use, see MedlinePlus: Modafinil .
How to get Modafinil 100mg
Modafinil is a prescription-only medication, and it should be obtained from licensed pharmacies or trusted online providers. Patients should consult a healthcare provider to determine whether Modafinil is appropriate for their condition.
For guidance on safe use of Modafinil, see Mayo Clinic: Modafinil .
What is Modafinil 100mg used for?
Modafinil 100mg is primarily prescribed for:
- Narcolepsy – to combat excessive daytime sleepiness
- Obstructive Sleep Apnea (OSA) – to improve alertness during the day
- Shift Work Sleep Disorder (SWSD) – to help maintain wakefulness during work hours
For more details about Modafinil use in sleep disorders, visit National Sleep Foundation: Modafinil .
Side Effects of Modafinil 100mg
Common side effects may include:
- Headache
- Nausea
- Dizziness
- Anxiety or nervousness
- Insomnia
Serious side effects requiring immediate medical attention:
- Chest pain or palpitations
- Severe rash or allergic reactions
- Psychiatric symptoms such as depression or hallucinations
For a complete list of side effects, see Drugs.com: Modafinil Side Effects .
How long does Modafinil 100mg stay in your system?
Modafinil has a half-life of approximately 12–15 hours, with most of the drug cleared within 24 hours. Individual factors such as metabolism, age, and liver function may affect drug clearance.
For pharmacokinetic information, see Medscape: Modafinil Pharmacology .
Precautions and Interactions
- Avoid alcohol and other stimulants while taking Modafinil.
- Modafinil can interact with medications like oral contraceptives, anticoagulants, and anticonvulsants.
- Always inform your healthcare provider about all medications and supplements you are taking.
For more information on drug interactions, see Drugs.com Interaction Checker .
Product Highlights
- Brand Name: Modafinil
- Strength: 100mg
- Form: Oral Tablet
- Use: Promotes wakefulness in narcolepsy, OSA, and shift work sleep disorder
- Availability: Prescription Only
- Delivery: Consult a healthcare provider before use



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