Drugs have been around since the beginning of time. Whether they’re needed for pain, illness, or anxiety, there is a drug for just about everything. In the early years nobody knew what consequences if any, the drugs had. There had to be some trial and error, hence using cocaine in Coca-Cola and opium being purchased over the counter for headaches. One doctors started understanding the physical and psychological effects these drugs had on people and that they could become addictive; there was a need to control the substances.
The U.S. has been trying to safely and effectively control drug use since the Pure Food and Drug Act of 1906. The most significant regulatory change came in the early 1970s when President Nixon signed the Controlled Substances Act (CSA), which gave the DEA and the Food and Drug Administration (FDA) the power to determine which substances are fit for medical use.
TL;DR: Xanax (alprazolam) is a Schedule IV drug in Canada and the United States. That means it’s available by prescription only and has a potential for abuse, but less than Schedule I–III substances.
Table of Contents
How Xanax Works
Xanax (alprazolam) works by enhancing the effects of GABA (gamma-aminobutyric acid), a neurotransmitter that naturally calms brain activity. When someone experiences anxiety or panic attacks, their nervous system becomes overactive. Xanax binds to GABA receptors in the brain, amplifying GABA’s calming signals and reducing excessive neural activity. This mechanism produces the medication’s characteristic effects of reduced anxiety, muscle relaxation, and sedation.
The effects of Xanax typically begin within 15-30 minutes and peak around 1-2 hours after taking it, making it highly effective for acute anxiety episodes. However, this rapid action also contributes to its potential for misuse. Mental health professionals generally recommend Xanax for short-term use only—typically a few weeks to a few months—because the brain adapts to its presence over time, requiring higher doses to achieve the same effect and increasing the risk of dependence.
Is Xanax a Controlled Substance?
Yes, Xanax is classified as a Schedule IV controlled substance under the Controlled Substances Act of 1970. This federal law empowers the Drug Enforcement Administration (DEA) and Food and Drug Administration (FDA) to regulate medications based on their medical value and potential for abuse. As a Schedule IV drug, Xanax has recognized medical applications for treating anxiety and panic disorders but carries risks of dependence and addiction.
The controlled substance classification means Xanax is available by prescription only, with specific regulations governing its distribution. Prescriptions may have refill limitations, and unauthorized possession is illegal. While Schedule IV substances have a lower abuse potential compared to Schedule I-III drugs, the DEA still monitors their use closely. Healthcare providers must follow strict guidelines when prescribing Xanax, and patients are legally required to obtain the medication through legitimate medical channels.
What are the Different Schedule Levels?
Medications controlled by the CSA are divided into five categories called “schedules.” Each schedule tries to divide drugs according to their potential for abuse, medical value, and safety standards. Schedule I drugs are seen as the most serious, and Schedules II through V include drugs in decreasing order of potential for abuse and addiction.
Schedule I
The drugs considered the most dangerous by the DEA are Schedule I substances. These are drugs with no current medical use, by analysis according to the DEA and FDA. These substances also carry a high potential for abuse and addiction.
Schedule I drugs include:
- Heroin
- LSD
- Marijuana (note: federally illegal, though some states have legalized it.)
- Ecstasy
- Quaaludes
- Bath salts
Schedule II
These drugs also have a high potential for abuse and addiction, but they are also currently accepted for medical use in the U.S. It’s noted in the CSA that abuse of these drugs may lead to severe psychological or physical dependence.
Schedule II drugs include:
- Methadone
- Demerol
- OxyContin
- Fentanyl
- Morphine
- Codeine
Schedule III
Substances with a low to moderate physical and psychological dependence potential are classified under Schedule III by the DEA. When misused, these drugs can still lead to abuse or addiction. You can purchase these drugs at a pharmacy with a prescription, but you generally will not find them available over the counter.
Schedule III drugs include:
- Vicodin
- Tylenol with codeine
- Suboxone
- Ketamine
- Anabolic steroids
Schedule IV
This is where Xanax and other benzodiazepines fall into the controlled substance classifications. The drugs or substances classified as Schedule IV have a lower potential for abuse and addiction, but the risk does remain. Again, these have medical uses, and many are common treatments for anxiety and similar medical conditions. These also require a prescription and are not available over the counter.
Schedule IV drugs include:
- Xanax
- Soma
- Klonopin
- Valium
- Ativan
Schedule V
Finally, according to the DEA, the least addictive substances are labeled under Schedule V. Schedule V substances have a very low potential for abuse; however, physical or psychological dependency could develop if the substance is misused to a large degree.
Schedule V drugs include:
- Robitussin A.C.
- Phenergan with codeine
- Ezogabine
Side Effects and Safety Concerns
Xanax affects the central nervous system and can cause various side effects, ranging from mild to severe. Common reactions include drowsiness, dizziness, headache, and blurred vision. Many patients also experience coordination problems, confusion, or slurred speech, particularly when first starting treatment or adjusting dosage.
More serious concerns include respiratory depression, especially when Xanax is combined with alcohol or other depressants. Anterograde amnesia—difficulty forming new memories—can occur at higher doses. Some individuals may notice changes in appetite or experience ongoing drowsiness that interferes with daily activities.
The risk of overdose increases significantly when Xanax is mixed with opioids, alcohol, or other central nervous system depressants. Never combine Xanax with other substances without consulting your healthcare provider. Contact your doctor immediately if you experience severe dizziness, extreme confusion, difficulty breathing, or loss of consciousness.
The Warnings Regarding Xanax (Benzodiazepines)
Benzodiazepines should be taken only as prescribed by your doctor. If you take more than prescribed or quit suddenly, doing so may cause unwanted withdrawal symptoms or worsen your condition. Xanax withdrawal symptoms can take hold within hours of the last dose, and they can peak in severity within 1-4 days. During withdrawal, people can experience:
- Headaches
- Blurred vision
- Muscle pain
- Tremors
- Diarrhea
- Numb fingers
- Sensitivity to light and sound
- Loss of appetite
- Insomnia
- Heart palpitations
- Sweating
- Anxiety
- Panic
- Paranoia
- Seizures
It has been reported that Xanax is one of the most prescribed drugs in the United States to manage panic and anxiety disorders. It has also been reported from the Drug Abuse Warning Network (DAWN) that close to 10% of all emergency department visits related to the abuse of pharmaceuticals involved the benzodiazepine, or benzo, alprazolam.
Addiction Treatment Options
If you or a loved one is struggling with Xanax addiction, professional addiction treatment is essential for safe recovery. Substance abuse involving benzodiazepines requires medical supervision due to potentially dangerous withdrawal symptoms, including seizures.
Treatment typically begins with medically supervised detox, followed by behavioral health interventions. Outpatient programs allow individuals to receive treatment while maintaining daily responsibilities, offering flexibility for those with work or family obligations. Cognitive behavioral therapy (CBT) is particularly effective for addressing both the addiction and underlying anxiety disorders that may have led to Xanax use.
Many comprehensive treatment programs incorporate support groups, where individuals connect with others facing similar challenges. These peer connections provide ongoing accountability and encouragement throughout recovery. Garden State Treatment Center offers personalized addiction treatment plans that address both the physical dependence and psychological aspects of benzodiazepine addiction, helping you or your loved one achieve lasting recovery.
Conclusion
We at Garden State Treatment Center understand when you or a family member is struggling with Xanax addiction, it is essential to get them the right kind of help. Detox from Xanax should not be done at home due to the dangerous withdrawal symptoms that can occur. Attempting on your own to recover exposes you to a higher risk of experiencing a relapse. With the proper professional care, you can come off clean in a gradual, stress-free manner.
FAQ
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Written by: The Garden State Treatment Center Editorial Team
Editor: Isaac Adams-Hands
Medically Reviewed by: MedicallyReviewed.com
Published on: February 26, 2020
Updated on: March 3, 2026
