What is clonazepam (Klonopin)?
Clonazepam is in a group of drugs called benzodiazepines (ben-zoe-dye-AZE-eh-peens). Clonazepam affects chemicals in the brain that may become unbalanced and cause anxiety.
Clonazepam is used to treat seizure disorders or panic disorder.
Clonazepam may also be used for purposes not listed in this medication guide.What are the possible side effects of clonazepam (Klonopin)?
Get emergency medical help if you have any of these signs of an allergic reaction: hives; difficulty breathing; swelling of your face, lips, tongue, or throat.
Report any new or worsening symptoms to your doctor, such as: mood or behavior changes, depression, anxiety, or if you feel agitated, irritable, hostile, aggressive, restless, hyperactive (mentally or physically), or have thoughts about suicide or hurting yourself.
Call your doctor at once if you have a serious side effect such as:
- confusion, hallucinations, unusual thoughts or behavior;
- unusual risk-taking behavior, no fear of danger;
- weak or shallow breathing;
- unusual or involuntary eye movements;
- pounding heartbeats or fluttering in your chest;
- painful or difficult urination, urinating less than usual;
- pale skin, easy bruising or bleeding; or
- new or worsening seizures.
Less serious side effects may include:
- drowsiness, dizziness, problems with thinking or memory;
- tired feeling, muscle weakness, loss of balance or coordination;
- slurred speech, drooling or dry mouth, sore gums;
- runny or stuffy nose;
- loss of appetite, nausea, diarrhea, constipation;
- blurred vision;
- sleep problems (insomnia);
- skin rash; or
- weight changes.