Description
Modvigil 200: Modafinil 200 mg for Alertness
A prescription-only medication that increases wakefulness and is used to treat excessive daytime sleepiness linked to certain sleep disorders.
If you have been prescribed Modafinil in the UK, you may notice different brand names available internationally.
Modvigil 200 contains Modafinil 200 mg and is used under medical supervision to improve wakefulness in diagnosed sleep disorders.

To ensure responsible prescribing and supply, Modafinil is categorised as a Prescription-Only Medicine (POM) in the UK.
Composition
Active Ingredient
Modafinil 200 mg
Manufacturer
HAB Pharmaceuticals and Research Limited
Available Variants
Modvigil 100 (Modafinil 100 mg)
Modvigil 200 (Modafinil 200 mg)
Expiry
For the precise month and year of expiry, see the printed strip or carton.
Do not use beyond the stated expiry date.
What Is Modvigil 200?
Modvigil 200 is manufactured by HAB Pharmaceuticals and contains Modafinil 200 mg.
It follows recognised pharmaceutical formulation standards and delivers the same active wakefulness-promoting agent as the UK reference brand Provigil.
Both products contain Modafinil and act through identical pharmacological mechanisms.
When prescribed appropriately, they are considered therapeutically comparable in clinical practice.
Modafinil is available only on prescription and must be supplied through a regulated pharmacy.
About Modvigil 200
Modvigil 200 is a wakefulness-promoting agent with Modafinil for adults.
- Narcolepsy
- Obstructive sleep apnoea (as adjunct therapy)
- Shift work sleep disorder
Modafinil influences neurotransmitters involved in regulating the sleep–wake cycle, including dopamine, norepinephrine and histamine pathways.
It increases alertness without causing the side effects of peripheral stimulants that are frequently linked to amphetamines.
Patients with these conditions may experience:
- Persistent fatigue
- Reduced concentration
- Impaired memory
- Decreased occupational performance
Modvigil 200 assists in improving wakefulness and cognitive alertness when used as prescribed.
The appropriate Modvigil 200 dosage is determined by a registered medical practitioner based on diagnosis, response and tolerability.
Benefits
For those with narcolepsy or shift work sleep disorder, Modvigil 200 helps lessen excessive daytime sleepiness.
By promoting wakefulness, Modafinil may improve attention span, mental clarity and daily functioning.
To address residual sleepiness in patients with obstructive sleep apnoea, Modafinil may be administered in addition to main treatments such as continuous positive airway pressure (CPAP) therapy.
It does not replace airway support therapy.
Consistent adherence to the prescribed Modvigil 200 dosage supports improved daytime performance and quality of life, under appropriate medical supervision.
How To Use Modvigil 200
- For shift work sleep disorder, take approximately one hour before the start of the work shift.
- Follow the exact Modvigil 200 dosage prescribed by your doctor.
Avoid stopping suddenly without first consulting a doctor.
Uses Of Modvigil 200
Modvigil 200 is used to treat excessive drowsiness during the day that is linked to:
- Narcolepsy
- Obstructive sleep apnoea (as adjunct therapy)
- Shift work sleep disorder
It supports maintenance of wakefulness and improves alertness during required waking hours.
What Conditions Modvigil 200 Treats
Modvigil 200 is not an antibiotic, antiviral or antifungal medicine. It does not cure fungal, viral, or bacterial illnesses.
It is indicated for neurological sleep disorders affecting the regulation of wakefulness.
Targeted symptoms include:
- Excessive drowsiness during the day
- Abrupt episodes of sleep
- Fatigue during night shifts
- Reduced concentration
- Impaired focus
Treatment should be taken regularly as prescribed.
When Should You Consult A Doctor?
Seek medical attention if you experience:
- Severe rash or skin reactions
- Unusual heartbeat or chest pain
- Persistent anxiety, agitation or mood changes
- Breathing difficulties and facial or throat puffiness are indicators of an allergic response.
Before usage, speak with your doctor if you have:
- Heart disease
- Liver impairment
- Kidney problems
- History of psychiatric illness
Always consult a qualified UK healthcare professional before starting or changing treatment.
Side Effects
| Side Effect Category | Details |
|---|---|
| Common Side Effects | Headache |
| Nausea | |
| Nervousness | |
| Insomnia | |
| Dry mouth | |
| These effects are generally mild and temporary. | |
| Rare but Serious Reactions | Severe skin reactions (including Stevens-Johnson syndrome) |
| Mood changes or depression | |
| Hallucinations | |
| Elevated blood pressure | |
| Palpitations |
Safety Advice
Liver
Use with caution in hepatic impairment. In cases of moderate to severe liver disease, dose reduction may be necessary. Monitoring is recommended.
Kidney
Limited data exist on severe renal impairment. Medical supervision is advised.
Alcohol
Alcohol may exacerbate adverse effects, including lightheadedness or poor judgement. Limiting intake is recommended.
Driving
While Modafinil encourages alertness, some people may experience lightheadedness or impaired vision. Before using machinery or driving, evaluate your reaction.
Pregnancy
Use only as directed by a doctor and only if absolutely required during pregnancy. The benefits and drawbacks must be considered by a healthcare professional.
Breastfeeding
Whether Modafinil enters breast milk is unknown. Seek medical advice before breastfeeding.
Use Caution Before Taking Modvigil 200
- Maintain proper hygiene when handling tablets.
- Inform your doctor of any previous allergy to Modafinil.
- Do not take more Modvigil 200 than is recommended.
- Access treatment only through a regulated pharmacy supply with prescription verification.
Forgot to use the dose
Skip the missed dose if your next scheduled one is almost here.
Never take two doses of medication to make up for one that you missed.
Additional Information
| Parameter | Details |
|---|---|
| Habit Forming | Low potential; misuse may occur |
| Chemical Class | Diphenylmethyl-sulfinylacetamide derivative |
| Therapeutic Class | Wakefulness-Promoting Agent |
| Action Class | Central Nervous System Stimulant-like Agent |
FAQs
Q: What is Modvigil 200 used for?
A: Adults with narcolepsy, obstructive sleep apnoea, or shift work sleep disorder who have excessive daytime drowsiness can be treated with Modvigil 200. Under medical supervision, it enhances wakefulness.
Q: What are the benefits of Modvigil?
A: Modvigil may improve alertness, concentration and daytime functioning in diagnosed sleep disorders. It supports wakefulness and redeces sleep attacks when taken at the prescribed Modvigil 200 dosage.
Q: How long does Modvigil last?
A: Modvigil 200 generally promotes wakefulness for up to 10–12 hours after dosing. Duration may vary depending on metabolism, health status and the prescribed Modvigil 200 dosage.
Conclusion
Modvigil 200 is a Modafinil-based wakefulness-promoting medicine indicated for specific sleep disorders. It requires careful prescribing, monitoring and responsible access through regulated UK healthcare channels. To help ensure safe and effective treatment, the right dosage of Modvigil 200 and clinical supervision are necessary.
References
Medical Disclaimer
This information is merely meant to be informative and should not be used in place of expert medical advice, diagnosis, or treatment. Always consult a registered medical practitioner before initiating or modifying any medicine.






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