We are here to help you! Call us +855 405 2733

Barbiturates: Risks, Dependence and Withdrawal

Barbiturates are the sedative class that benzodiazepines replaced, and the reason for the replacement is simple: barbiturates have a dangerously narrow margin between an effective dose and a fatal one. They are prescribed far less often today, but they have not disappeared — and where they turn up, the risk is serious.

Talk to Axis Mental Health

Axis Mental Health provides outpatient substance use and mental health treatment from Desert Hot Springs, California, serving the Coachella Valley, Riverside County and the wider Southern California region. Our care includes individual and group therapy, psychiatric medication management, dual-diagnosis treatment for co-occurring mental health conditions, and telehealth appointments anywhere in California.

We are an outpatient provider. We do not operate a medical detox or residential unit. If your assessment shows you need that level of care first, we will help you find a licensed program and pick your treatment up again the moment you step down.

Call (855) 405-2733 for a free, confidential consultation, or send us a message.

What barbiturates are

Barbiturates are central nervous system depressants derived from barbituric acid. They dominated sedative and sleep prescribing from the early 1900s through the 1960s. Common examples:

Street names from the era — downers, reds, red devils, yellow jackets, blues, barbs, goofballs — still circulate.

Why they are more dangerous than benzodiazepines

Both act on GABA, but differently. Benzodiazepines increase how often the GABA channel opens and require GABA itself to be present, which imposes a natural ceiling on their effect. Barbiturates increase how long the channel stays open and, at higher doses, can open it directly without GABA. There is no ceiling.

The practical consequences:

Signs of misuse

Intoxication looks like alcohol without the smell: slurred speech, unsteady gait, poor coordination, sluggish thinking, impaired memory and judgment, drowsiness, emotional lability, and in some people paradoxical agitation or aggression.

Patterns suggesting a problem: escalating doses; taking a butalbital headache medication daily rather than occasionally; running out of prescriptions early; using multiple prescribers; combining with alcohol, opioids or benzodiazepines; medication-overuse headache that worsens the more you treat it; memory gaps; falls and accidents.

Overdose

Extreme drowsiness progressing to unresponsiveness; slow, shallow breathing; slurred speech and confusion; low body temperature; weak, rapid pulse; blistering skin lesions in some cases; coma. Call 911 immediately. Naloxone will not reverse a barbiturate overdose — but if opioids may also be involved, give it anyway. There is no downside.

Withdrawal is a medical emergency

Barbiturate withdrawal closely resembles severe alcohol or benzodiazepine withdrawal and carries a comparable or higher risk of death. Never stop barbiturates abruptly after regular use.

Symptoms progress from anxiety, insomnia, tremor, sweating, nausea and elevated heart rate and blood pressure, through to hallucinations, disorientation, high fever, seizures and delirium. Onset is roughly 8–16 hours for short-acting agents and can be delayed several days for phenobarbital. Seizure risk is highest in the first two to five days.

Medically supervised withdrawal typically means substituting long-acting phenobarbital and tapering it slowly under monitoring, usually inpatient for significant dependence. Axis Mental Health will assess you, help arrange the appropriate detox setting, and take over ongoing outpatient therapy and psychiatric care afterward — including treatment of the anxiety, insomnia or pain condition that led to the barbiturate in the first place.

Better options for what barbiturates were treating

Insomnia responds best to CBT-I, which outperforms sedatives over the long run without dependence. Anxiety responds to CBT, SSRIs and SNRIs, buspirone and hydroxyzine. Recurrent headache is managed with modern preventives — and butalbital-containing medications are a well-recognized cause of medication-overuse headache, which means the treatment can become the problem.

Frequently asked questions

Are barbiturates still prescribed?

Yes, in narrower roles. Phenobarbital is used for seizure disorders and in some detox protocols; butalbital combinations are still prescribed for headache; primidone for essential tremor. For anxiety and insomnia they have been almost entirely replaced.

Is Fioricet addictive?

It can be. Fioricet contains butalbital, a barbiturate, along with acetaminophen and caffeine. Frequent use leads to dependence and to medication-overuse headache. If you are taking it more than a couple of days a week, that is worth a conversation with your prescriber about a preventive strategy instead.

How does barbiturate withdrawal compare to benzodiazepine withdrawal?

It is generally faster in onset with short-acting agents and at least as dangerous, with a significant seizure and delirium risk. Both require a supervised taper. Neither should be stopped cold.

Can naloxone reverse a barbiturate overdose?

No — naloxone works only on opioid receptors. Barbiturate overdose needs emergency medical care and respiratory support. Give naloxone anyway if opioids might be involved, since mixed overdoses are common and naloxone cannot hurt.

What should I do if I have been taking these for years?

Do not stop on your own. Talk to your prescriber, or call us at (855) 405-2733, and get a plan that includes a slow supervised taper plus real treatment for the underlying condition. Long-term users can come off safely; it just has to be done properly.

Related pages

← Back to all Addiction Resources

If this is an emergency, call 911. If you are in crisis or having thoughts of suicide, call or text 988 to reach the Suicide & Crisis Lifeline. For free, confidential treatment referrals 24 hours a day, call SAMHSA’s National Helpline at 1-800-662-4357.

This page is general health education, not medical advice, a diagnosis, or a treatment plan. Never stop or change a prescribed medication without speaking to a clinician first. Withdrawal from alcohol, benzodiazepines and barbiturates can cause seizures and can be fatal without medical supervision.