Modafinil is a wakefulness-promoting medication. It is used in the treatment of excessive sleepiness that is caused by narcolepsy, sleep apnea or shift work sleep disorder. Modafinil is prescribed when a patient complains of excessive daytime sleepiness. A lot of people have different shift works and if they are affected by daytime sleepiness, they wouldn’t be able to work properly. Their work and even their personal life get affected. So, Modafinil is prescribed in order to help such people overcome narcolepsy and to work efficiently for shift timings.

What is Modafinil?

This pill is recommended for oral administration. Modafinil is a racemic compound. It appears to be white to off-white crystalline powder which is not soluble in water and cyclohexane. However, The drug is sparingly soluble to slightly soluble in methanol and acetone. In addition to the active ingredient that is Modafinil, the drug also comprises of other inactive ingredients like microcrystalline cellulose, lactose monohydrate, croscarmellose sodium, magnesium stearate, pregelatinized starch, and povidone.

How does Modafinil work?

This med is thought to work by altering the natural chemicals in the brain known as neurotransmitters. Any person who experiences extreme sleepiness can overcome the situation by taking Modafinil. This drug also reduces periods of stopped breathing. It helps patients in staying awake if they have a different work schedule that does not let them have a normal sleep routine.

Modafinil dosage and administration methods

It is available in the dosage strengths of 100mg and 200mg. Each of the tablets comprises of 100mg and 200mg of Modafinil. You need to take Modafinil exactly as prescribed by the doctor. Do not take the medicine in larger or smaller doses or longer than what is recommended to you by the doctor. Follow the prescription label of the doctor carefully. You can take it orally either with or without having food. It is usually administered for a period of twelve days or less. The drug is taken usually once in the morning.

Modafinil for SWSD

If you are taking Modafinil for treating your shift work sleep disorder, take it by mouth irrespective of having had food or not. Usually, it is taken once a day, an hour before you start for shift works. The dosage depends upon your medical condition and your response to the drug, usually it is 200mg. Take the medicine on time and regularly in order to get the most benefit out of the med.

Modafinil for narcolepsy

  • Take 200mg every day once in the morning. This will slowly treat your narcolepsy condition.

Modafinil for obstructive sleep apnea

  • Take 200mg Modafinil every day once in the morning.

Missed dose and overdose

Always take Modafinil on time in order to not miss any doses of it. If you happen to miss any dose, then take it as soon as you remember. In case, it is time for you to take the next dose, then you can skip the missed dose and continue taking your scheduled doses. Never take additional doses of Provigil just to compensate for the missed doses. You can also seek your doctor’s help to know more when you happen to miss any Provigil doses.


Do not take Modafinil if you have any allergic reactions to the medicine or if you have rashes on your skin. This drug has the potency to make certain birth control pills less effective. It is not known if the medicine can pass into breast milk. Therefore, it is better to ask a doctor whether to take the med when you are pregnant. When you are on medication, speak to your doctor to know the best birth control methods. The drug can impair your thinking or reactions. You need to be very careful when you are driving or doing certain activities that require you to stay alert. You should not drink alcohol when you are taking Provigil.

Side effects

If you notice any signs of allergic reactions like hives, breathing difficulty, swelling of the lips, tongue or throat, get emergency medical aid as soon as possible.

Common side effects

  • Diarrhea
  • Nausea
  • Dizziness
  • Upset stomach
  • A headache
  • Sleeping troubles or insomnia
  • Stuffy nose
  • Back pain

Severe side effects

  • Shortness of breath
  • Dark urine, jaundice
  • Trouble swallowing
  • Mouth sores
  • Swelling in your legs

Drug Interactions

Talk to your doctor if you are taking any over the counter, prescription or any other natural or herbal supplements before getting prescribed for Modafinil, in order to avert any possible drug interactions. Check the labels on the medicines if they contain certain ingredients that could affect or increase your blood pressure or heart rate. Caffeine has the capability to interact with this medicine as it can cause certain side effects.

How to buy Modafinil without prescription?

It is quite difficult when you are approaching local drugstore to buy modafinil without prescription. This smart drug is only procured when you have the valid prescription which is prescribed by the doctor. Also, the cost of buying modafinil prescription is high in mortar and brick store where an individual who cannot afford much. So online pharmacies are the only and best way to procure this smart drug without prescription in a cost-effective manner.

In some certain situation when you need this drug but if you aren’t having the valid prescription then it is not possible to buy this drug from the local drugstore. So you can use other options like choosing the online pharmacies. Most of the modafinil selling online pharmacies are offering the online doctor consultation services where one can use this service and get the modafinil prescription without spending any cost.