GABAPENTIN- gabapentin capsule 
Major Pharmaceuticals




100 mg, 300 mg and 400 mg

Read the Medication Guide before you start taking gabapentin capsules and each time you get a refill. There may be new information. This information does not take the place of talking to your healthcare provider about your medical condition or treatment. 

What is the most important information I should know about Gabapentin Capsules? Do not stop taking Gabapentin Capsules without first talking to your healthcare provider.  

Stopping gabapentin capsules suddenly can cause serious problems.  

Gabapentin Capsules can cause serious side effects including: 

1.   Like other antiepileptic drugs, Gabapentin Capsules may cause suicidal thoughts or actions in a very small number of people, about 1 in 500.

Call a healthcare provider right away if you have any of these symptoms, especially if they are new, worse, or worry you:

How can I watch for early symptoms of suicidal thoughts and actions? 

Call your healthcare provider between visits as needed, especially if you are worried about symptoms.

Do not stop taking Gabapentin Capsules without first talking to a healthcare provider. 

Suicidal thoughts or actions can be caused by things other than medicines. If you have suicidal thoughts or actions, your healthcare provider may check for other causes.   

2. Changes in behavior and thinking- Using gabapentin capsules in children 3 to 12 years of age can cause emotional changes, aggressive behavior, problems with concentration, restlessness, changes in school performance, and hyperactivity.  

What is Gabapentin Capsules?

Gabapentin capsules are a prescription medicine used to treat: 

Who should not take Gabapentin Capsules?

Do not take gabapentin capsules if you are allergic to gabapentin or any of the other ingredients in gabapentin capsules. See the end of this Medication Guide for a complete list of ingredients in gabapentin capsules. 

What should I tell my healthcare provider before taking Gabapentin Capsules?

Before taking Gabapentin Capsules, tell your healthcare provider if you:

Tell your healthcare provider about all the medicines you take, including prescription and non-prescription medicines, vitamins, and herbal supplements.  

Taking gabapentin capsules with certain other medicines can cause side effects or affect how well they work. Do not start or stop other medicines without talking to your healthcare provider.

Know the medicines you take. Keep a list of them and show it to your healthcare provider and pharmacist when you get a new medicine.  

How should I take Gabapentin Capsules?

What should I avoid while taking Gabapentin Capsules?

What are the possible side effects of Gabapentin Capsules?

  • dizziness
  • lack of coordination
  • viral infection
  • feeling drowsy
  • feeling tired
  • fever
  • jerky movements
  • difficulty with speaking
  • temporary loss of memory (amnesia)
  • tremor
  • difficulty with coordination
  • double vision
  • unusual eye movement

Tell your healthcare provider if you have any side effect that bothers you or that does not go away.

These are not all the possible side effects of gabapentin capsules. For more information, ask your healthcare provider or pharmacist. 

Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088. 

How should I store Gabapentin Capsules?

Keep Gabapentin Capsules and all medicines out of the reach of children. 

General information about the safe and effective use of Gabapentin Capsules

Medicines are sometimes prescribed for purposes other than those listed in a Medication Guide. Do not use gabapentin capsules for a condition for which it was not prescribed. Do not give gabapentin capsulesto other people, even if they have the same symptoms that you have. It may harm them. 

This Medication Guide summarizes the most important information about gabapentin capsules. If you would like more information, talk with your healthcare provider. You can ask your healthcare provider or pharmacist for information about gabapentin capsules that was written for healthcare professionals.

For more information about gabapentin capsules, go to For medical inquiries or to report side effects regarding gabapentin capsules, please contact Apotex Corp., Drug Safety at 1-800-667-4708 or FDA at 1-800-FDA-1088.

What are the ingredients in Gabapentin Capsules?

Active ingredient: gabapentin

Inactive ingredients in the Capsules: copovidone, magnesium stearate, hypromellose, hydroxypropyl cellulose, polyethylene glycol and titanium dioxide.



100 mg, 300 mg and 400 mg

Manufactured by:       Manufactured for:

Apotex Inc.                 Apotex Corp.

Toronto, Ontario         Weston, Florida

Canada M9L 1T9       33326

Distributed by:


Livonia, MI  48150

Revised: January 2011


Revised: 8/2013
Major Pharmaceuticals