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. It is used to treat seizure disorders or panic disorder.
Clonazepam is used to prevent and control seizures. This medication is known as an anticonvulsant or antiepileptic drug. It is also used to treat panic attacks. Clonazepam works by calming your brain and nerves. It belongs to a class of drugs called benzodiazepines.
You should not use Klonopin if you have severe liver disease, of if you are allergic to clonazepam or to other benzodiazepines, such as alprazolam (Xanax), chlordiazepoxide (Librium), clorazepate (Tranxene), diazepam (Valium), lorazepam (Ativan), or oxazepam (Serax). Clonazepam may cause harm to an unborn baby, and may cause breathing or feeding problems in a newborn. But having seizures during pregnancy could harm both mother and baby. Do not start or stop taking this medicine during pregnancy without medical advice.
You may have thoughts about suicide while taking Klonopin. Your doctor will need to check you at regular visits. Do not miss any scheduled appointments. Call your doctor at once if you have any new or worsening symptoms 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.
Before you take Klonopin, tell your doctor if you have kidney or liver disease, glaucoma, any breathing problems, or a history of depression, suicidal thoughts, or addiction to drugs or alcohol.
Do not drink alcohol while taking Klonopin. This medication can increase the effects of alcohol. Clonazepam may be habit-forming and should be used only by the person it was prescribed for. Keep the medication in a secure place where others cannot get to it.
Common side effects of Klonopin include upper respiratory tract infection, dizziness, drowsiness, and ataxia. Other side effects include rhinitis, hypersensitivity reaction, increased cough, nervousness, depression, fatigue, myalgia, dysarthria, sinusitis, vaginitis, and reduced intellectual ability. See below for a comprehensive list of adverse effects.
Maximum recommended daily dose is 20 mg.