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Lunesta Side Effects and Risks You Should Be Aware Of

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March 13, 2025

Lunesta Side Effects and Risks You Should Be Aware Of

Medically reviewed by: 

Dr. Shiyan Ooi

School of Medical Sciences, University of Manchester

Lunesta (Eszopiclone) is a commonly prescribed sleep aid that helps individuals struggling with insomnia. While it is effective in improving sleep quality, it also comes with potential side effects and risks that should be considered before use.

Common Side Effects of Lunesta

Most users experience mild to moderate side effects when taking Lunesta, including:

  • Drowsiness
  • Dizziness
  • Dry mouth
  • Metallic taste in the mouth
  • Headaches

These effects typically subside as the body adjusts to the medication (National Institutes of Health).

Serious Risks and Warnings

In some cases, Lunesta may cause more severe side effects, including:

  • Memory problems or confusion
  • Hallucinations or unusual thoughts
  • Depression or increased risk of suicidal thoughts
  • Unusual sleep behaviors (sleepwalking, sleep-eating, or sleep-driving)
  • Severe allergic reactions such as swelling of the face, lips, or throat

If any of these occur, users should seek immediate medical attention (FDA).

Risk of Dependence and Withdrawal

Although Lunesta is not classified as a benzodiazepine, it can still lead to dependence when used long-term. Symptoms of withdrawal may include:

  • Rebound insomnia
  • Anxiety and irritability
  • Shakiness and sweating
  • Severe mood changes

To minimize the risk of withdrawal, it is important to follow a doctor-supervised tapering plan when discontinuing use.

Who Should Avoid Lunesta?

Lunesta may not be suitable for individuals with:

  • Severe liver disease
  • History of substance abuse
  • Breathing disorders like sleep apnea
  • Pregnancy or breastfeeding considerations

Consulting a healthcare provider before starting Lunesta is crucial to avoid potential complications.

Alternatives to Lunesta

For those looking for a medication-free solution for insomnia, Cognitive Behavioral Therapy for Insomnia (CBT-I) is highly recommended. Sleep Reset offers a drug-free, science-backed approach to improving sleep naturally.

Conclusion

While Lunesta can be an effective sleep aid, it comes with potential risks and side effects. Understanding these risks and considering alternative solutions can help individuals make the best choice for their long-term sleep health.

Dr. Shiyan Ooi

Dr. Shiyan Ooi is a medical doctor with over a decade of experience treating patients with chronic conditions. She graduated from the University of Manchester with a Bachelor of Medicine and Surgery (MBChB UK) and spent several years working at the National Health Service (NHS) in the United Kingdom, several Singapore government hospitals, and private functional medicine hospitals. Dr. Ooi specializes in root cause analysis, addressing hormonal, gut health, and lifestyle factors to treat chronic conditions. Drawing from her own experiences, she is dedicated to empowering others to optimize their health. She loves traveling, exploring nature, and spending quality time with family and friends.