Drug Notes - Clonazepam (By mouth) | Lima Memorial Health System

Clonazepam (By mouth)

There may be other brand names for this medicine.

This medicine is not right for everyone. Do not use it if you had an allergic reaction to clonazepam or similar medicines.

Take your medicine as directed. Your dose may need to be changed several times to find what works best for you.
Disintegrating tablet: Dry your hands before you handle the tablet. Place the tablet on your tongue and let it dissolve.
Tablet: Swallow whole with water.
This medicine should come with a Medication Guide. Ask your pharmacist for a copy if you do not have one.
Missed dose: Take a dose as soon as you remember. If it is almost time for your next dose, wait until then and take a regular dose. Do not take extra medicine to make up for a missed dose.
Store the medicine in a closed container at room temperature, away from heat, moisture, and direct light.

Some medicines can affect how clonazepam works. Tell your doctor if you are using any of the following:
- Carbamazepine, phenobarbital, phenytoin
- Medicine to treat depression or mental health problems, including MAO inhibitors
- Medicine to treat fungal infections
- Phenothiazine medicine
Do not drink alcohol while you are using this medicine.
Tell your doctor if you use anything else that makes you sleepy. Some examples are allergy medicine, narcotic pain medicine, and alcohol.

Tell your doctor if you are pregnant or planning to become pregnant. Using this medicine during the later part of a pregnancy may cause problems in your newborn baby (including sedation or withdrawal symptoms). Tell your doctor right away if you think you have become pregnant.
Tell your doctor if you are breastfeeding or planning to breastfeed. This medicine passes into your breast milk and may cause problems in your baby. Talk to your doctor about the best way to feed your baby.
Tell your doctor if you have kidney disease, liver disease, glaucoma, lung disease or breathing problems, porphyria, or a history of drug or alcohol abuse, depression, or mental health problems.
This medicine may cause the following problems:
- High risk of overdose, which can lead to death
- Respiratory depression (serious breathing problem that can be life-threatening)
- Unusual thoughts or behavior
This medicine can be habit-forming. Do not use more than your prescribed dose. Call your doctor if you think your medicine is not working.
Do not stop using this medicine suddenly. Your doctor will need to slowly decrease your dose before you stop it completely.
This medicine may make you dizzy or drowsy. Do not drive or do anything else that could be dangerous until you know how this medicine affects you.
Your doctor will do lab tests at regular visits to check on the effects of this medicine. Keep all appointments.
Keep all medicine out of the reach of children. Never share your medicine with anyone.

Allergic reaction: Itching or hives, swelling in your face or hands, swelling or tingling in your mouth or throat, chest tightness, trouble breathing
Blue lips, fingernails, or skin
Change in how much or how often you urinate
Change or loss of consciousness, dizziness, faintness, lightheadedness, problems with coordination or walking, sleepiness, unusual drowsiness
Confusion, memory problems
Depression, unusual moods or behavior, thoughts of hurting yourself
Fast or slow, or shallow breathing, trouble breathing
Tiredness, or weakness, slow heartbeat, problems with coordination or walking
Worsening seizures

Last Updated: 9/6/2024