Generic Name: clonazepam (claw-NAH-zeh-pam)

Brand Names: Klonopin®, Klonopin Wafer®, Rivotril®

Classification: Benzodiazepines

Issue Date: 1993

Clonazepam is in a class of drugs called benzodiazepines. Clonazepam affects chemicals in your brain that may become unbalanced and cause seizures or symptoms of panic disorder. Clonazepam is used to treat seizures and panic disorder. Clonazepam may also be used for purposes other than those listed here.

Take clonazepam exactly as directed by your doctor. If you do not understand these instructions, ask your pharmacist, nurse, or doctor to explain them to you.

Take each regular oral tablet with a full glass of water. Swallow the tablet whole. The clonazepam orally-disintegrating tablets (Klonopin Wafers) can be taken without water. Using dry hands, peel back the foil on blister. Do not push tablet through the foil as this may damage the tablet. Immediately upon opening the blister, remove the tablet and place it on the tongue. The tablet must be taken immediately after opening the blister and not saved for later use. The tablet will disintegrate rapidly in the mouth and can be easily swallowed with or without liquid.

It is important to take clonazepam regularly to get the most benefit. Your doctor may want you to have blood tests or other medical evaluations during treatment with clonazepam to monitor progress and side effects.

Clonazepam may be habit forming. Physical and/or psychological dependence can occur, and withdrawal effects are possible if the medication is stopped suddenly after prolonged or high-dose treatment. Do not stop taking clonazepam suddenly without first talking to your doctor if you have been taking it continuously for more than 5 to 7 days. Your doctor may want to gradually reduce the dose.

Store clonazepam at room temperature away from moisture and heat.

Do not take clonazepam if you have narrow-angle glaucoma. Clonazepam may worsen this condition.

Before taking this medication, talk to your doctor if you have:

• Kidney Disease
• Liver Disease
• Asthma, Bronchitis, Emphysema, or Another Respiratory Disease
• Are Depressed or Have Suicidal Thoughts

You may not be able to take clonazepam, or you may require a dosage adjustment or special monitoring during treatment if you have any of the conditions listed above.

Clonazepam is known to be harmful to an unborn baby. Do not take clonazepam without first talking to your doctor if you are pregnant or could become pregnant during treatment. Breast-feeding is not recommended during treatment with clonazepam. Do not take clonazepam without first talking to your doctor if you are breast-feeding a baby.

Take the missed dose as soon as you remember. However, if it is almost time for the next dose, skip the dose you missed and take only the next regularly scheduled dose. Do not take a double dose of this medication.

Seek emergency medical attention if an overdose is suspected.

Symptoms of a clonazepam overdose may include:

• drowsiness
• dizziness
• confusion
• a slow heart beat
• difficulty breathing
• difficulty walking and talking
• an appearance of being drunk
• unconsciousness

Side Effects

If you experience any of the following serious side effects, stop taking clonazepam and seek emergency medical attention or contact your doctor immediately:

• Allergic reaction (difficulty breathing; closing of the throat; swelling of the lips, face, or tongue; or hives)
• Worsening Seizures
• Yellowing of The Skin or Eyes
• Hallucinations or Severe Confusion
• Changes in Vision.

Other, less serious side effects may be more likely to occur. Continue to take clonazepam and talk to your doctor if you experience:

• Drowsiness, Dizziness, Trouble Concentrating
• Depression
• Poor Coordination
• Nervousness
• Dry or Watery Mouth

Clonazepam may be habit forming. Physical and/or psychological dependence can occur, and withdrawal effects are possible if the medication is stopped suddenly after prolonged or high-dose treatment. Do not stop taking clonazepam suddenly without first talking to your doctor if you have been taking it continuously for more than 5 to 7 days. Your doctor may want to gradually reduce the dose.

Side effects other than those listed here may also occur. Talk to your doctor about any side effect that seems unusual or that is especially bothersome.

Clonazepam may increase the effects of other drugs that cause drowsiness or dizziness including

• alcohol
• sedatives (used to treat insomnia)
• other seizure medicines
• pain relievers
• antidepressants
• anxiety medicines
• muscle relaxants
• antihistamines

Do not drink alcohol and do not take any medicine without first talking to your doctor while taking clonazepam.

Drugs other than those listed here may also interact with clonazepam. Talk to your doctor and pharmacist before taking any prescription or over-the-counter medicines, including vitamins, minerals, and herbal products.