Nuvigil (TB) (Armodafinil)
Complete patient guide for uses, dosage, side effects, and safety information
Quick Facts
What Is Nuvigil (TB) Used For?
Nuvigil is a medication designed to enhance wakefulness in individuals experiencing excessive daytime sleepiness.
Primary Uses
It is primarily used for treating excessive daytime sleepiness associated with narcolepsy, Obstructive Sleep Apnoea/Hypopnoea Syndrome (OSAHS), and chronic Shift Work Sleep Disorder (SWSD).
How It Works
Nuvigil acts on the central nervous system to promote wakefulness, although its exact mechanism of action is not fully understood.
Good to know: Nuvigil is not considered addictive.
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How to Take Nuvigil (TB)
Follow your doctor's instructions on how to take Nuvigil for optimal results.
Dosage Instructions
The typical dosage ranges from 150mg to 250mg daily for narcolepsy or OSAHS, and 150mg for SWSD. Take the tablet in the morning for narcolepsy or OSAHS and one hour before your shift for SWSD.
What If You Miss a Dose?
If you miss a dose, take the next dose at your usual time. Do not take extra to make up for a missed dose.
Important: Never exceed the recommended dose unless directed by your doctor.
Available Tablet Strengths
Side Effects
Like all medications, this medicine can cause side effects. Most are mild and temporary, but some require medical attention.
Common Side Effects
These side effects occur relatively frequently and usually don’t require emergency care:
- headache
- nausea
- vomiting
- diarrhea
- dry mouth
- decreased appetite
- anorexia
- upper abdominal pain
- excessive urination
- runny nose
- sore throat
- nervousness
- dizziness
- back pain
- anxiety
- upset stomach
- trouble sleeping
Seek immediate medical attention if you experience:
- serious skin rash
- hives
- sores in the mouth
- blistering skin
- swelling of the face or throat
- difficulty breathing
- mental health issues including depression and suicidal thoughts
- chest pain or irregular heartbeat
- fits or convulsions
Impulse Control Issues
Some patients may experience impulse control problems.
Important Warnings
Be aware of the following warnings before taking Nuvigil.
Who Should Not Take Nuvigil (TB)
Do not take Nuvigil if you are allergic to armodafinil, modafinil, or any other ingredients in the tablets, are pregnant or breastfeeding, or if the packaging is damaged.
Medical Conditions to Discuss
Inform your doctor if you have a history of mental health issues, heart problems, high blood pressure, kidney or liver issues, or are taking other medications.
Pregnancy and Breastfeeding
Nuvigil may cause birth defects if taken during pregnancy. Confirm you are not pregnant before starting treatment, and use effective contraception while on Nuvigil and for one month after stopping.
Elderly Patients With Dementia: Special caution is advised for elderly patients, particularly those with dementia.
Drug Interactions
Nuvigil may interact with various medications.
Grapefruit interaction: Grapefruit may affect how Nuvigil works.
- hormonal contraceptives
- methylphenidate
- monoamine oxidase inhibitors (MAOIs)
- anticonvulsants like phenytoin and carbamazepine
- antifungal medications like ketoconazole
- sedatives
- antibiotics like rifampicin
- cyclosporine
- propranolol
- warfarin
- theophylline
- quetiapine
- omeprazole
- esomeprazole
Alcohol & Driving
Caution is advised regarding alcohol consumption and operating vehicles while on Nuvigil.
Alcohol
Avoid alcohol as it may increase side effects.
Driving and Operating Machinery
Do not drive or operate machinery until you know how Nuvigil affects you.
Storage
Store Nuvigil tablets in their original packaging below 25°C, in a cool, dry place away from heat and sunlight. Keep out of reach of children.
Overdose Information
If you suspect an overdose, contact your doctor or the Poisons Information Centre at 13 11 26, or go to the nearest hospital immediately, even if no symptoms are present.
Frequently Asked Questions
Nuvigil typically starts to work within a few hours after taking it.
It is recommended to take Nuvigil before food, as food can slow down its effects.
Nuvigil is not considered addictive.
Consult your doctor before stopping Nuvigil, as they can guide you on how to safely discontinue use.
It is advisable to avoid alcohol while taking Nuvigil due to potential increased side effects.
Weight gain is not commonly associated with Nuvigil, but monitor your weight and discuss any concerns with your doctor.
Elderly patients should use Nuvigil with caution, especially those with dementia.
If you miss a dose, take the next dose at your usual time and do not take extra to catch up.
Important Disclaimer
This information is intended for general educational purposes only and should not be considered medical advice. Always consult your healthcare provider or pharmacist before starting, stopping, or changing any medication.
If you think you may have a medical emergency, call your doctor or emergency services immediately.