What is Ambien?

Medically reviewed
Written by Still Detox Editorial Team
Updated May 4, 2025

Ambien is a prescription medication primarily used for the short-term treatment of insomnia. It is designed to help people fall asleep more quickly and improve overall sleep quality. Many individuals who struggle with occasional or chronic sleep difficulties are prescribed Ambien to reset their sleep patterns. In clinical practice, Ambien is often recommended as a temporary solution to manage insomnia while addressing underlying causes through behavioral therapies and lifestyle modifications.

The FDA label approves Ambien for the short-term treatment of insomnia in people who have trouble falling asleep, and it states that long-term use is not recommended¹.

Zolpidem was approved in the United States in 1992.

About 4% of U.S. adults aged 20 and over used a prescription sleep aid in the past month, according to CDC survey data from 2005 to 2010. Initially introduced as a safer alternative to benzodiazepines, Ambien was believed to carry a lower risk of addiction and tolerance.

What is Ambien?

Ambien comes as 5 milligram and 10 milligram tablets. The FDA label sets the starting dose at 5 milligrams for women, 5 or 10 milligrams for men, and 5 milligrams for older adults, with no more than 10 milligrams a night. There are also extended-release versions, offered in 6.25 milligrams and 12.5 milligrams, ideal for those who have trouble staying asleep. Ambien 5 mg tablets are pink and capsule-shaped, marked “AMB 5” and “5401”; Ambien 10 mg tablets are white and capsule-shaped, marked “AMB 10” and “5421”; Ambien CR tablets are round and marked “A~”, pink for 6.25 mg and blue for 12.5 mg.

Ambien 5 mg (Immediate Release):
- Shape: Capsule-shaped (oblong)
- Color: Pink
- Imprint: “AMB 5” on one side and “5401” on the other
Ambien 10 mg (Immediate Release):
- Shape: Capsule-shaped (oblong)
- Color: White
- Imprint: “AMB 10” on one side and “5421” on the other
Ambien CR (Controlled Release):
- Shape: Round
- Color: Pink (6.25 mg) or blue (12.5 mg)
- Imprint: “A~” on one side

Is Ambien a Benzodiazepine?

Despite some common misconceptions, Ambien is not classified as a benzodiazepine. It belongs to a different group of sleep medications known as nonbenzodiazepine hypnotics. Ambien works by targeting specific receptors in the brain that help regulate sleep, but its chemical structure differs from that of traditional benzodiazepines, even though it acts at the same benzodiazepine binding site on GABA-A receptors. This distinction is important because nonbenzodiazepines tend to have a shorter duration of action and a different side effect profile, and NIDA notes they were thought to carry fewer side effects and less risk of dependence than benzodiazepines, although they can still cause dependence and withdrawal.

Is Ambien a Controlled Substance?

Yes, Ambien is classified as a controlled substance. In the United States, it is listed as a Schedule IV controlled substance under the Controlled Substances Act. This classification indicates that while Ambien has a legitimate medical use, it also carries a potential for abuse and dependence. Healthcare providers closely monitor its prescription and use, and patients are advised to use Ambien strictly as directed to avoid misuse and potential side effects.

The U.S. Drug Enforcement Administration (DEA) maintains strict guidelines on the distribution and use of Schedule IV substances to minimize risks and ensure patient safety³.

Ambien Drug Class

Ambien belongs to a class of medications known as nonbenzodiazepine hypnotics, often referred to as Z-drugs. These medications include drugs like zolpidem and eszopiclone. Although they are chemically different from benzodiazepines, Z-drugs act on the same gamma-aminobutyric acid (GABA) receptors in the brain to promote sleep. Their design aims to provide the sedative effects necessary for sleep while minimizing the risk of dependence and other adverse effects commonly associated with benzodiazepines.

The American Academy of Sleep Medicine's 2017 guideline, published in the Journal of Clinical Sleep Medicine, suggests zolpidem, eszopiclone, and zaleplon as treatment options for chronic insomnia in adults, each as a weak recommendation⁴.

How Long Does Ambien Last?

The duration of Ambien’s effects is relatively short, which is one of its key characteristics. Zolpidem has a short half-life of about 2.5 hours, and the FDA label says to take Ambien only when at least 7 to 8 hours remain before you plan to wake up. Next-day impairment, including impaired driving, can still happen, especially at the 10 mg dose, which is why the recommended starting dose for women is 5 mg. However, individual responses can vary, and some patients might experience residual effects depending on their metabolism, dosage, and overall health.

Clinical guidelines suggest that Ambien should be used only for short-term management of insomnia to reduce the likelihood of tolerance and dependence².

Ambien: Is It a Narcotic?

Although Ambien is a potent sleep aid, it is not classified as a narcotic. Narcotics typically refer to opioids, which are drugs used primarily for pain relief and have a high potential for abuse and dependence. Ambien, by contrast, is a nonbenzodiazepine hypnotic that works by inducing sleep rather than providing pain relief. Its classification as a controlled substance is due to its potential for misuse rather than it being a narcotic. This distinction is important for understanding both its therapeutic role and the specific risks associated with its use.

For more detailed information on the classification of medications and the differences between narcotics and non-opioid substances, resources like the FDA and DEA offer extensive guidelines and research findings³⁵.

Street Names Of Ambien

Slang names for Ambien vary by region and change over time, and no federal agency publishes an official list. If you hear a nickname for a sleep medication you do not recognize, ask a pharmacist or doctor what it is.

Ambien Addiction Statistics

The National Survey on Drug Use and Health, run by SAMHSA, tracks misuse of zolpidem products such as Ambien. In the 2015 survey, 1.1 million of the 1.5 million people aged 12 or older who misused prescription sedatives in the past year misused zolpidem products.

Source: SAMHSA, 2015 National Survey on Drug Use and Health

Conclusion

Ambien is a nonbenzodiazepine hypnotic used primarily for short-term treatment of insomnia. While it is a controlled substance due to its potential for misuse, it is not classified as a narcotic. Its short duration of action makes it an option for managing sleep disturbances, provided it is used according to medical guidance. If you have concerns about the use of Ambien or need more information about safe sleep medication practices, consider discussing these with your healthcare provider.

References

U.S. Food and Drug Administration. AMBIEN (zolpidem tartrate) tablets prescribing information, revised February 2022. Available at: accessdata.fda.gov.
U.S. Food and Drug Administration. Ambien (zolpidem tartrate) Medication Guide. Available at: https://www.fda.gov.
U.S. Drug Enforcement Administration. Controlled Substances Act. Available at: https://www.dea.gov.
Sateia MJ, Buysse DJ, Krystal AD, Neubauer DN, Heald JL. Clinical Practice Guideline for the Pharmacologic Treatment of Chronic Insomnia in Adults: An American Academy of Sleep Medicine Clinical Practice Guideline. Journal of Clinical Sleep Medicine, 2017;13(2):307-349. Available at: doi.org/10.5664/jcsm.6470.
Centers for Disease Control and Prevention, National Center for Health Statistics. Prescription Sleep Aid Use Among Adults: United States, 2005–2010. NCHS Data Brief No. 127, 2013. Available at: cdc.gov.

Written by

Still Detox Editorial Team

Still Detox

The Still Detox Editorial Team writes and updates these articles for Still Detox, a Joint Commission accredited drug and alcohol detox and residential treatment provider with facilities in Boca Raton, Florida, and Mays Landing, New Jersey.

Medically reviewed by

Dr. Gladys Martinez, DO

Medical Director, Still Detox · Reviewed May 5, 2025

Dr. Gladys Martinez, DO, is the Medical Director at Still Detox and a licensed osteopathic physician in Florida (license OS7477). Dr. Martinez evaluates every client in person within 24 hours of admission and oversees detox medication tapers. Read Dr. Gladys Martinez’s full bio.

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