Side Effects of Ambien


Ambien (zolpidem) is a sedative, also called a hypnotic. It affects chemicals in your brain that may become unbalanced and cause sleep problems (insomnia).

Ambien is used to treat insomnia. The immediate-release Ambien is used to help you fall asleep. The extended-release form, Ambien CR, has a first layer that dissolves quickly to help you fall asleep, and a second layer that dissolves slowly to help you stay asleep.

Your doctor will determine which form of this medicine is best for you.

Ambien may cause a severe allergic reaction. Stop taking Ambien and 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: depression, anxiety, aggression, agitation, confusion, unusual thoughts, hallucinations, memory problems, changes in personality, risk-taking behavior, decreased inhibitions, no fear of danger, or thoughts of suicide or hurting yourself.

Stop using Ambien and call your doctor at once if you have a serious side effects:

  • chest pain, fast or irregular heartbeat, feeling short of breath;
  • trouble breathing or swallowing; or
  • feeling like you might pass out.

Less serious Ambien side effects may include:

  • daytime drowsiness, dizziness, weakness, feeling “drugged” or light-headed;
  • tired feeling, loss of coordination;
  • dry mouth, nose or throat irritation;
  • nausea, constipation, diarrhea, upset stomach;
  • stuffy nose, sore throat; or
  • headache, muscle pain.

This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects.


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