What is Vilafinil 200 mg?
Vilafinil 200 mg is a drug that contains modafinil, a wakefulness-promoting agent. It is often used to help reduce excessive sleepiness during the day in people with some sleep disorders. The product is intended to help patients stay alert, awake and more active during the day, when used under medical supervision. It should be taken only as prescribed by a licensed health care professional. It doesn’t replace good sleep. And it doesn’t address the underlying cause of sleep disorders.
How does it work?
Modafinil promotes wakefulness and alertness by the following mechanisms:
- It may help increase wakefulness during the day.
- It can support alertness in people with excessive sleepiness
- It is thought to influence brain pathways involving dopamine and other wakefulness related signals.
- May help to improve daytime functioning in selected sleep disorders when prescribed appropriately.
Key Features
| About Vilafinil 200 mg (Modafinil) | |
| Drug class: Central Nervous System stimulant | |
| Subclass: Eugeroic (Wake-promoting agent) |
| Product details | |
| Dosage Form | Tablet |
| Route of administration | Oral |
| Packaging | Blister |
| Pack size | 10*10 |
| Strength | 200 mg |
| Used for | Promote wakefulness and reduce excessive daytime sleepiness. |
| Onset of action | 30 to 60 minutes |
| Duration of action | 11 to 15 hours |
| Manufacturer | Centurion Remedies Pvt. Ltd. |
| Shelf life | 24 to 36 months from the date of manufacture |
| Storage Instructions | Store at room temperature, ideally between 68°F to 77°F (20°C to 25°C). |
Composition
Active ingredient: Modafinil
Inactive ingredients: Croscarmellose sodium, Povidone, Magnesium stearate, Pregelatinized starch, Lactose Monohydrate and Microcrystalline cellulose
What is it used for?
Vilafinil 200 mg is commonly used for:
Narcolepsy – to help reduce excessive daytime sleepiness
Obstructive sleep apnea (OSA) – as an add-on when sleepiness continues despite primary treatment such as CPAP
Shift work sleep disorder – to help people who must stay awake during night or irregular shifts, when prescribed for that purpose
It is not a cure for the underlying sleep disorder and is not approved as a general study drug, fatigue fixer or performance enhancer. Use should follow a clinician’s advice only.
Dosage
The dosage of Vilafinil 200 mg should always be decided by a doctor.
- It is usually taken once daily depending on the condition being treated.
- In some cases, it may be taken in the morning to reduce the risk of sleep disruption.
- Do not increase the dose on your own.
- Do not take extra tablets if you miss a dose unless your doctor advises it.
Because modafinil can affect sleep and alertness, timing of the dose matters. Your doctor will guide you based on your health condition, response to treatment and other medicines you may be using.
Side effects
Not everyone gets side effects, but some people do. Clinically relevant effects can include:
- Headache
- Nausea
- Nervousness or anxiety
- Trouble sleeping (especially if taken late in the day)
- Dry mouth
- Dizziness
- Decreased appetite
- Diarrhea or upset stomach
Less common but more serious reactions require urgent medical care. These include severe rash (including rare reports of serious skin reactions), swelling of the face or throat, chest pain, irregular heartbeat, mood changes or signs of allergic reaction. Stop the medicine and seek help right away if any of these occur.
Report persistent or bothersome symptoms to your healthcare provider.
Interactions
Modafinil can interact with other medicines. Important examples include:
- Hormonal contraceptives – effectiveness may be reduced backup contraception is often advised during treatment and for a period after stopping
- Certain antifungals, antibiotics or seizure medicines that affect liver enzymes (CYP3A4/CYP2C19 pathways)
- Blood thinners such as warfarin – monitoring may be needed
- Other CNS-active drugs, including stimulants or sedatives
- Cyclosporine and some antidepressants – levels may change
Always give your doctor a full list of prescription drugs, over-the-counter products and supplements before starting Vilafinil.
Precautions & warnings
Use Vilafinil 200 mg with caution if you have:
- Heart disease or high blood pressure
- Liver problems
- A history of mental health disorders
- A history of severe skin reactions
- Kidney disease, depending on your doctor’s advice
Other important precautions:
- Avoid driving or operating machinery until you know how it affects you.
- Inform your doctor if you are pregnant, planning to get pregnant, or breastfeeding.
- This medication is not a substitute for good sleep hygiene.
- If symptoms of sleepiness continue, medical review may be needed.
Conclusion
Vilafinil 200 mg is a medication used to help manage excessive daytime sleepiness in selected conditions. It is used to promote wakefulness and alertness and must be used with caution and under the guidance of a medical professional. If the patients are aware of the dosage, side effects, interactions and precautions, they can use it more safely and effectively.
FAQs
1. What is Vilafinil 200 mg used for?
Vilafinil 200 mg is used to control excessive daytime sleepiness due to narcolepsy, obstructive sleep apnea and shift work sleep disorder as per the doctor’s advice.
2. How does Vilafinil 200 mg work?
It helps you to be more awake as it works on some chemicals in the brain that are involved in being awake and moving about during the day.
3. Can Vilafinil 200 mg cause side effects?
Yeah. Side effects can include headache, nausea, dry mouth, dizziness or trouble sleeping. Serious side effects are rare. See your doctor if you experience them.
4. Is Vilafinil 200 mg safe to use every day?
It may be used daily if prescribed by a doctor but the dose and duration should always be guided by a healthcare professional.
5. Should Vilafinil 200 mg be taken with food?
In most cases you can take it with or without food, but you should follow your doctor’s instructions for best results.








Amélie Chevalier –
I agree with previous reviewers. I personally use Vilafinil 200 mg, and trust me, this medicine makes my life heaven. I feel better concentration in my studies and experience less stress during my exams.