If you've run out or already stopped
Don't wait to see how it goes. Contact your prescriber, an urgent care service, or an emergency department today and say you take alprazolam regularly and have stopped or run out. Call 911 for any seizure, or for severe confusion, agitation, or hallucinations. This is a recognised medical situation, and asking for help with it is routine.
Most drug withdrawal is miserable without being dangerous. Benzodiazepines are one of the few exceptions — alongside alcohol — where stopping can genuinely kill you, and where the safest version involves going slower than almost anyone expects.
Key Takeaways
- Benzodiazepine withdrawal seizures can be life-threatening — this is not the ordinary case
- Risk concentrates around abrupt stopping, which makes running out of a prescription urgent
- Other depressants — alcohol, opioids, muscle relaxers — complicate it in both directions
- Guidance favours slow, individualised tapering, often over months rather than weeks
The One Rule
If you take alprazolam regularly, do not stop abruptly, and do not let yourself run out unplanned. Everything else on this page is detail underneath that.
It's worth stating that plainly because the instinct when someone decides to quit — or when a prescription lapses — is to stop and get through it. With most substances that's unpleasant but survivable. Here it's the specific thing that causes the harm.
Why Withdrawal Causes Seizures
Benzodiazepines work by enhancing GABA, the brain's main inhibitory signal — effectively strengthening the braking system [3]. That's what produces the calming, sedating, anti-seizure effects they're prescribed for.
With sustained use the brain adapts, compensating for the constant extra braking by reducing its own inhibitory tone. That adaptation is invisible while the drug is present, because the two are in balance. Remove the drug suddenly and the compensation is left unopposed: excitatory activity with much weaker brakes. Seizures are the most dangerous expression of that imbalance, and the literature is clear that acute benzodiazepine withdrawal in dependent people can be life-threatening [4].
Why Xanax Specifically
Alprazolam is short-acting — it enters and leaves the system relatively quickly compared with longer-acting benzodiazepines. That's part of why it works well for acute anxiety, and it's also why withdrawal symptoms can begin sooner after a missed or delayed dose.
Some people on regular alprazolam notice symptoms building between doses without recognising them as withdrawal — anxiety climbing as the previous dose fades, relieved by the next one. That pattern is easy to interpret as the underlying anxiety worsening, which makes it feel like the medication is needed more rather than that dependence is developing.
One honest limit: the claim that short-acting benzodiazepine withdrawal is inherently more severe gets repeated widely, and the comparative evidence is thinner than the confidence suggests. What's well established is the timing difference, and that timing matters practically — not that one drug's withdrawal is categorically worse.
What Raises the Risk
Stopping abruptly
The single largest factor. Seizure risk concentrates around sudden cessation rather than gradual reduction — which is why running out of a prescription unexpectedly is a genuinely dangerous situation, not just an inconvenient one.
Higher doses and longer use
Both increase the degree of adaptation the brain has made, and therefore the size of the correction when the drug is removed.
Other depressants in the picture
Alcohol, opioids, muscle relaxers, and sleep medications all act on the same braking system. Reducing one while others are also being stopped — or drinking through a taper — makes the process far less predictable.
Previous withdrawal episodes
Having been through withdrawal before, particularly repeatedly, is associated with worse subsequent episodes. Someone who has stopped and restarted several times is not starting from zero each time.
Muscle Relaxers and Other Depressants
This comes up often enough to deserve its own answer, and it's frequently the missing piece in someone's situation.
Muscle relaxants such as carisoprodol, along with alcohol, opioids, and prescription sleep medications, all depress central nervous system activity. Combining them compounds sedation and the risk of suppressed breathing — that part is well known.
The less obvious problem is on the way out. If someone is dependent on more than one depressant, stopping them together means several adaptations correcting at once, and the result is considerably less predictable than a single-substance taper. Someone may also reduce their alprazolam while continuing to drink, then stop drinking too — and experience a much harder withdrawal than the taper alone would suggest, without connecting the two.
Practically: tell your prescriber about everything in this category, including alcohol and including anything not prescribed to you. It changes how a taper should be structured, and it's the detail most likely to be left out.
What a Safe Taper Looks Like
Multi-society clinical guidance now exists specifically on benzodiazepine tapering [1], and the direction of travel is toward going slower than was once standard: slower tapering — over months, sometimes longer — may be more successful than tapering over days or weeks [1].
That's worth knowing before you start, because a slow taper can feel like failure if you were expecting a two-week process. It isn't. It's the approach with the better evidence behind it.
Some prescribers substitute a longer-acting benzodiazepine to make reductions smoother, since a drug that leaves the system gradually produces less pronounced peaks and troughs. Whether that's appropriate, and at what pace, is a clinical decision for the person prescribing — which is why you won't find a schedule here. Any page offering you a specific taper plan is offering something it can't safely know.
Medically supervised detox matters most where use has been long-term or high-dose, where other depressants are involved, or where previous attempts to stop went badly.
When Symptoms Outlast the Taper
Benzodiazepine cessation has been associated with symptom patterns of varying duration, including effects that persist well past the acute phase [2]. Anxiety, insomnia, sensory sensitivity, and cognitive fogginess can linger for some people after the taper is finished.
It isn't universal, and for most people it does resolve. But knowing it exists matters, because otherwise feeling unwell three months out gets read one of two unhelpful ways — as proof the original anxiety was always the real problem and the medication was necessary, or as evidence of permanent damage. Neither is usually right, and both can push someone back onto a medication they'd successfully come off.
Getting help
A lot of benzodiazepine dependence starts entirely legitimately — a prescription taken as directed, for a real problem. That's worth saying because people often arrive at this feeling they did something wrong. Dependence on a prescribed medication is a physiological process, not a moral failure, and it's exactly what the taper guidance exists for.
Benzodiazepine treatment and medically supervised detox make coming off safe, in residential or outpatient settings. And because the prescription was usually treating something, addressing the underlying anxiety alongside the taper — the dual diagnosis approach — is what makes it hold — removing the medication without addressing what it was managing is why attempts fail. If you're worried about someone else, our Families & Loved Ones team can help.
Call 911 for any seizure, or for severe confusion, agitation, hallucinations, or high fever during withdrawal. Do not stop benzodiazepines abruptly — withdrawal can be life-threatening. If this brings up thoughts of suicide or self-harm, call or text 988, the Suicide & Crisis Lifeline.
FAQs
- Can Xanax withdrawal cause seizures?
- Yes, and they can be life-threatening. Benzodiazepines suppress excitatory activity in the brain; with sustained use the brain compensates, and removing the drug abruptly leaves that compensation unopposed. Seizures are the most dangerous expression of that. This is why benzodiazepines belong in the same category as alcohol — a small group of substances whose withdrawal can kill.
- How long after stopping Xanax do seizures happen?
- There is no single reliable window, and it depends on dose, duration, and the individual. Because alprazolam is short-acting, symptoms can begin relatively soon after a missed dose. Withdrawal seizures have also occurred days into cessation, so an uneventful first day is not an all-clear.
- Is it safe to taper Xanax myself at home?
- Not without medical guidance. Even a well-intentioned self-taper can move too quickly, and the point at which that becomes dangerous is not something you can feel coming. Current guidance emphasises individualised, gradual tapering — and slower tapering, over months rather than days or weeks, may be more successful than rapid reduction.
- What if I have already run out of my prescription?
- Treat that as urgent rather than something to wait out. Contact your prescriber, an urgent care service, or an emergency department today and explain that you take alprazolam regularly and have run out. This is a recognised medical situation, not a reason for embarrassment, and it is far safer than an unplanned abrupt stop.
- Do muscle relaxers make Xanax withdrawal seizures more likely?
- Combining central nervous system depressants complicates the picture in both directions. Taking them together increases sedation and the risk of respiratory depression; stopping several at once means several adaptations correcting simultaneously, which is less predictable and harder to manage safely. Anything that acts on the same system — carisoprodol and similar muscle relaxants, alcohol, opioids, sleep medications — belongs in the conversation with your prescriber.
- What are the signs withdrawal is becoming dangerous?
- Severe agitation, confusion, hallucinations, a high fever, a racing heart, or any seizure activity. Call 911 for a seizure, or if someone becomes confused and cannot be settled. These signs mean the process has moved beyond what can be managed at home.
- Do withdrawal symptoms last after the taper ends?
- For some people, yes. Tapering and cessation have been associated with symptom patterns of varying duration, including a protracted phase lasting well beyond the acute period. It is not universal and it is not permanent for most people — but knowing it happens matters, because feeling unwell months later is otherwise easy to mistake for failure or for an underlying condition returning.
- Does insurance cover medical detox from benzodiazepines?
- Most major plans cover medically necessary detox and substance use treatment. You can verify coverage for free in a few minutes.
Sources
- Brunner E, et al. Journal of General Internal Medicine (2025), NIH/PMC. Joint Clinical Practice Guideline on Benzodiazepine Tapering.
- Huff C, et al. Therapeutic Advances in Psychopharmacology (2023), NIH/PMC. Enduring neurological sequelae of benzodiazepine use: acute and protracted effects.
- National Institute on Drug Abuse (NIDA). Prescription CNS Depressants.
- StatPearls, National Library of Medicine (NIH). Benzodiazepine Toxicity.
This article is for informational purposes only and is not a substitute for professional medical advice. It does not contain a tapering schedule — that is a decision for your prescriber. Never stop a prescribed benzodiazepine abruptly.
Written by
Executive Director
Dominic Perry is a Licensed Clinical Social Worker (LCSW), Licensed Clinical Alcohol and Drug Counselor (LCADC), Master Addiction Counselor (MAC), and DOT Substance Abuse Professional (SAP) with approximately eight years of experience in behavioral health and substance use treatment. Dominic began his work with Virtue as a therapist at the Corbett residential facility before progressing into leadership, and now serves as Executive Director of Virtue Recovery Center – Outpatient in Las Vegas. He earned his Bachelor of Social Work from UNLV and his Master of Social Work from the University of Nevada Reno.
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