Need Help Now? Call SAMHSA: 1-800-662-4357 — Free, Confidential, 24/7
Get Help
CNS Depressant / Sedative

Benzodiazepines

Benzodiazepines are prescription sedatives prescribed for anxiety, insomnia, and seizure disorders. While effective short-term, they carry significant dependence risk and potentially fatal withdrawal.

Quick Facts

Drug ClassCNS Depressant / Sedative
DEA ScheduleSchedule IV
Naloxone EffectiveNo
Related ConditionSedative, Hypnotic, or Anxiolytic Use Disorder
Street Names:BenzosXanaxValiumKlonopinAtivanBarsDowners

What Are Benzodiazepines?

Benzodiazepines are a class of prescription medications that depress the central nervous system. Common brands include Xanax (alprazolam), Valium (diazepam), Klonopin (clonazepam), and Ativan (lorazepam). They are prescribed for anxiety, panic disorders, insomnia, and seizure control.

How Benzos Affect the Brain

Benzodiazepines enhance the effects of GABA, the brain's primary inhibitory neurotransmitter. This produces calming, anti-anxiety, and sedative effects. With regular use, the brain reduces its own GABA production, leading to physical dependence — sometimes within as few as 2 to 4 weeks of daily use.

Why Benzo Withdrawal Is Dangerous

Unlike opioid withdrawal, benzodiazepine withdrawal can be life-threatening. Abruptly stopping benzodiazepines after prolonged use can cause seizures, psychosis, and delirium. A medically supervised gradual taper through a medical detox program is essential.

Treatment

The standard of care for benzodiazepine dependence is a slow, medically supervised taper — gradually reducing the dose over weeks or months to minimize withdrawal risks. This is often combined with cognitive behavioral therapy and supportive care. Support groups like NA and SMART Recovery offer ongoing peer support throughout the recovery process.

Withdrawal Timeline

Onset

1–4 days (depending on half-life)

Peak Symptoms

2 weeks

Duration

Weeks to months (gradual taper recommended)

Overdose Warning Signs

Extreme drowsiness
Confusion
Impaired coordination
Slowed breathing
Loss of consciousness
Coma

If you suspect an overdose, call 911 immediately.

Approximately 3.9 million people aged 12+ misused benzodiazepines in 2022. Benzodiazepines are involved in approximately 14% of opioid overdose deaths as a co-intoxicant.

Frequently Asked Questions

Can you die from benzo withdrawal?

Yes. Benzodiazepine withdrawal can cause seizures that may be fatal if not medically managed. This is why abruptly stopping benzodiazepines ("going cold turkey") is dangerous. A medically supervised gradual taper is the recommended approach.

How long does benzo withdrawal last?

Acute withdrawal typically lasts 2 to 4 weeks, but protracted withdrawal symptoms (anxiety, insomnia, cognitive difficulties) can persist for months or even years in some cases. The duration depends on the specific benzodiazepine, dose, and length of use.