Compare Ambien vs. Klonopin

Head-to-head comparisons of medication uses, side effects, ratings, and more.

Ambien
(Zolpidem)

Klonopin
(Clonazepam)

Helps you sleep. Ambien (Zolpidem) is good for falling asleep and staying asleep, but it can be habit-forming and might be more likely than other sleep medicines to cause disturbing side effects.Controls seizures and helps you relax. Klonopin (Clonazepam) is okay for occasional or short-term use (up to 4 weeks) for anxiety, and to treat seizures. Less severe withdrawal symptoms compared to similar drugs.
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Reviews & ratings
Filter group. All currently selected
Filter group. All currently selected
5.1Ambien
Reviews for Ambien (Zolpidem)
67%
of people (All ages) say Ambien (Zolpidem) is worth it
50%
say it works well
16%
say it's a big hassle
1375 reviews
Have you used Ambien (Zolpidem)?
Worth itNot sureNot worth it
Reviews for Klonopin (Clonazepam)
70%
+3% vs. Ambien (Zolpidem)
52%
+2% vs. Ambien (Zolpidem)
14%
+2% vs. Ambien (Zolpidem)
767 reviews
Have you used Klonopin (Clonazepam)?
Worth itNot sureNot worth it
Side effects
AmbienKlonopin
  • Drowsiness 3%
  • Diarrhea 2%
More Ambien side effects »
  • Drowsiness 40%
  • Dizziness 8%
  • Low mood disorder 7%
  • Ear, nose, or throat infection 6%
  • Sinus inflammation 5%
  • Fatigue 5%
  • Menstrual cramps 4%
  • Memory disturbance 3%
  • Constipation 3%
  • Muscle pain 3%
More Klonopin side effects »
How it works
AmbienKlonopin
Ambien (Zolpidem) is in a class of drugs called sedative-hypnotics. Researchers don't know exactly how it works, but it interacts with your brain to make you relaxed and sleepy.Klonopin (Clonazepam) is a fast-acting benzodiazepine. It affects neurotransmitters in the brain and calms the nervous system. This reduces anxiety and muscle spasms, and causes sleepiness.
Type of medication
AmbienKlonopin
SedativePrescription only
Anti-anxiety
Benzodiazepine
Prescription only
Available as
AmbienKlonopin
  • Pill
  • Extended release
  • Pill
  • Dissolving tablet
Used for (click to learn more)
AmbienKlonopin
Risk factors for serious side effects
AmbienKlonopin
  • Continuous use for 2 weeks or more
  • Alcohol
  • Taking other medicines that make you less alert
  • Less than 7 hours of sleep
  • Undiagnosed psychiatric conditions
Detailed risks & warnings »
  • Taking more than the prescribed dose
  • Taking longer than 4 weeks
  • History of drug abuse
  • Long-term use
  • Alcohol
Detailed risks & warnings »
Pregnancy

Research studies with animals found harmful effects on unborn babies. It hasn’t been properly studied in humans. The benefits might outweigh the risks even if you’re pregnant. Talk with your doctor.

Research studies with real people found harmful effects on unborn babies, but the benefits might outweigh the risks even if you’re pregnant. Talk with your doctor.

Alcohol
AmbienKlonopin
  • Avoid alcohol and drugs.
  • Can be habit-forming, so it's not typically used for long-term treatment, or for people who've had problems with drug or alcohol abuse.
  • Not safe to use with alcohol.
Kidneys and liver
AmbienKlonopin
  • Might not be safe if you have problems with your liver, kidneys, or lungs, or if you have a history of depression.
No kidneys and liver related info.
Sleep
AmbienKlonopin
  • Effective at helping people fall asleep faster and sleep longer.
  • Only take it if you have time to sleep for at least 7 hours.
  • Can cause headache, drowsiness, and dizziness.
  • Ambien (Zolpidem) make you feel drowsy and sleepy, leading to falls and severe injuries. This is especially a risk if your older. Falls from sleep medicines like Ambien (Zolpidem) have caused severe injuries such as hip fractures and head injury. You may need a lower dose if you're taking other medicine that affects your nervous system or have issues with falls in the past. Check with your doctor first.
  • Can cause memory problems, drowsiness, dizziness, and confusion.
  • Can cause dizziness, drowsiness, and salivation.
Upsides and benefits
AmbienKlonopin
  • Effective at helping people fall asleep faster and sleep longer.
  • Extended release form is particularly good for staying asleep, and you can use it for longer than the immediate release form.
  • Effective at relieving short-term anxiety and sleeplessness.
  • Can be used together with antidepressants to manage anxiety disorders. Especially helpful for anxiety symptoms while you wait for an antidepressant to kick in (it can take several weeks).
  • Can be used alone or with other medicines to treat seizures.
  • Less severe withdrawal symptoms compared to other benzodiazepines.
Downsides and risks
AmbienKlonopin
  • Not typically used for long-term treatment because it can be habit-forming.
  • Some people find that it's less effective over time.
  • More likely to cause sleep-walking, sleep-driving, and sleep-eating.
  • Might not be safe if you have problems with your liver, kidneys, or lungs, or if you have a history of depression.
  • It's easy to become reliant on sleep medicines. In the long run, it's better to learn good sleeping habits and behavior so that you can sleep better naturally.
  • Can cause memory problems, drowsiness, dizziness, and confusion.
  • Can be habit-forming, so it's not typically used for long-term treatment, or for people who've had problems with drug or alcohol abuse.
  • Most people find that it gets less effective over time.
Tips from our pharmacists for people taking the medication
AmbienKlonopin
  • Take 30 to 45 minutes before bedtime.
  • Only take it if you have time to sleep for at least 7 hours.
  • Very addictive. Meant for short-term treatment. Dependence can form after daily use for 2 weeks.
  • Can cause headache, drowsiness, and dizziness.
  • Can cause sleep-walking, sleep-driving, and sleep-eating.
  • Works best if taken without food.
  • Avoid alcohol and drugs.
  • Withdrawal symptoms usually resolve in 1 to 2 nights.
  • Report any confusion or changes in thoughts or behavior.
  • For the first week, avoid activities that require you to be alert.
  • Can cause dizziness, drowsiness, and salivation.
  • Report any confusion or inability to control muscle movements to your doctor.
  • Not safe to use with alcohol.
Learn more
More about AmbienSide effectsReviews & ratingsAlternativesFDA package insert
Have you used Ambien (Zolpidem)?
Worth itNot sureNot worth it
More about KlonopinSide effectsReviews & ratingsAlternativesFDA package insert
Have you used Klonopin (Clonazepam)?
Worth itNot sureNot worth it