Does Lunesta show up on a drug test? 

Does Lunesta show up on a drug test? 

No, Lunesta does not show up on a standard 12-panel urine drug analysis, unless the test specifically looks for this prescription medication. 

Lunesta (Eszopiclone) is a sleeping pill which is used for the management and treatment of insomnia and related sleep disturbances (1,2). Although Lunesta is not a controlled substance, it can be used as a drug of abuse and it can cause an addiction. 

However, it’s not as dangerous as usual control substances are and this is why most drug tests are not focused on this medication. Lunesta and other hypnotics like Ambien (Zolpidem) are not generally known to cause a false positive if you’re taking standard therapeutic doses. 

However, if the test does include sleeping pills in the panel of drugs to be tested, then Lunesta can definitely show up. 

How long does Lunesta stay in your system? 

Lunesta has a half-life of about 6 hours, which is the time taken by this medication to reduce its concentration to half. This process continues every 6 hours until the drug is completely washed out from your body. Lunesta usually takes 2-3 days of time to get eliminated. (3)

However, some people may take longer as a lot of different factors can affect the stay time of medications in your body, especially the presence of an underlying liver or kidney disease. A healthy individual can get rid of the drug in 2 days. 

How to avoid getting a false positive on a drug test while taking Lunesta? 

Although Lunesta does not show up on a drug test, there are still some things you can do to avoid getting a false positive while properly taking your prescription Lunesta (4). These include:

Provide accurate information

Inform the tester or the person administering the drug test about the medications you are currently taking, including Lunesta. It is important to disclose this information beforehand to prevent any confusion or misinterpretation of the test results.

Prescription proof

If you have a valid prescription for Lunesta, keep a copy of it with you. In case of a false positive result, you can present the prescription as evidence to support your use of the medication.

Communicate with your employer

If you are taking Lunesta under the supervision of a healthcare professional, it might be beneficial to discuss your medication use with your employer or the relevant authority conducting the drug test. This can help ensure transparency and avoid any unnecessary concerns or misunderstandings.

Follow proper dosing

Take Lunesta as prescribed by your healthcare provider and follow the recommended dosage instructions. Taking the medication as directed reduces the risk of any unexpected reactions that could potentially interfere with the drug test.

Consult with a healthcare professional

If you have concerns about potential false positives on a drug test while taking Lunesta, it is advisable to consult your prescribing physician or a healthcare professional familiar with your medical history. They can guide you accordingly.

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References

1.-

Rösner S, Englbrecht C, Wehrle R, Hajak G, Soyka M. Eszopiclone for insomnia. Cochrane Database Syst Rev. 2018 Oct 10;10(10):CD010703. doi: 10.1002/14651858.CD010703.pub2. PMID: 30303519; PMCID: PMC6492503. Available from: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6492503/

2.-

Brielmaier BD. Eszopiclone (Lunesta): a new nonbenzodiazepine hypnotic agent. Proc (Bayl Univ Med Cent). 2006 Jan;19(1):54-9. doi: 10.1080/08998280.2006.11928127. PMID: 16424933; PMCID: PMC1325284. Available from: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC1325284/

3.-

PubChem [Internet]. Bethesda (MD): National Library of Medicine (US), National Center for Biotechnology Information; 2004-. PubChem Compound Summary for CID 969472, Eszopiclone; [cited 2023 July 4]. Available from: https://pubchem.ncbi.nlm.nih.gov/compound/Eszopiclone

4.-

Saitman A, Park HD, Fitzgerald RL. False-positive interferences of common urine drug screen immunoassays: a review. J Anal Toxicol. 2014 Sep;38(7):387-96. doi: 10.1093/jat/bku075. Epub 2014 Jul 1. PMID: 24986836. Available from: https://pubmed.ncbi.nlm.nih.gov/24986836/