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Heroin withdrawal can cause both physical and psychological distress and intense discomfort, resulting in symptoms that can feel like a really bad flu.1 Chronic heroin use leads to physiological dependence, and stopping suddenly may trigger heroin withdrawal symptoms that, while not typically life-threatening, can be difficult to manage without professional help.1

If you or a loved one is struggling, entering a safe heroin detox program can ensure your well-being and comfort. Learn about heroin detox and symptoms, withdrawal timelines, and your options for heroin addiction treatment at our Kansas City drug and alcohol rehab.

What Is Heroin Withdrawal?

Heroin withdrawal occurs due to physiological dependence, which refers to an adaptation that the body makes due to chronic heroin use.2,3 A person who is dependent on heroin needs to use the drug to prevent withdrawal symptoms and feel normal.3 If they suddenly stop using heroin or dramatically cut down their dose, they can experience withdrawal.2,3

As with other opioids, heroin attaches to opioid receptors in the brain, which play a role in feelings of well-being, pain regulation, and the release of certain hormones.4 When a person takes heroin, their bodies release large amounts of dopamine, which reinforces ongoing heroin use and leads to the pleasure or rush typically associated with heroin use.3,4,5 If a person stops heroin, they develop withdrawal symptoms because their body needs time to restore its normal neurochemical balance and to recover from the changes caused by prolonged heroin use.5

Heroin Withdrawal Symptoms

Heroin withdrawal can be highly uncomfortable and cause intense distress.1 The symptoms of withdrawal are generally not life-threatening.1 However, withdrawal symptoms can be tough to manage, and people can experience intense cravings or strong urges to use heroin, which could cause them to resume heroin use.1

Physical Symptoms of Heroin Withdrawal

Physical symptoms of heroin withdrawal can vary by person and individual factors, such as how much heroin they have typically used and whether they have had prior withdrawals.2,5

Common physical symptoms of heroin withdrawal include:2,5

  • Sleep problems.
  • Headaches.
  • Runny nose.
  • Teary eyes.
  • Yawning.
  • Appetite loss.
  • Nausea.
  • Vomiting.
  • Sweating.
  • Muscle and joint pain.
  • Goose bumps
  • Hot and cold flashes.
  • Diarrhea.
  • Stomach cramps.
  • Rapid heart rate.
  • High blood pressure.

Psychological Symptoms of Heroin Withdrawal

The psychological symptoms of heroin withdrawal can be difficult to manage on your own and may prolong your recovery efforts if you do not have proper support. Common mental symptoms include:2, 7

  • Anxiety.
  • Agitation.
  • Restlessness.
  • Irritability.
  • Depression.
  • Cravings, or intense urges to use heroin.

Is Heroin Withdrawal Dangerous?

Heroin withdrawal is not typically life-threatening, but it can be painful. Withdrawal may lead to relapse as well as various complications, such as dehydration, severe depression, or self-harm if a person does not receive proper supervision.3,8

Relapse can be especially dangerous after a period of abstinence, because a person’s tolerance can rapidly decrease once they stop using heroin.3 If a person resumes using their prior dose, they can have a significantly increased risk of potentially fatal overdose, and they can also overdose on a much smaller amount of heroin.3 These reasons are why it is critical to receive proper supervision during detox and why detoxing at home on your own is not advisable.

How Long Does Heroin Withdrawal Last?

Because heroin is a short-acting opioid, withdrawal symptoms can develop quickly after a person’s last use.8 How long does heroin withdrawal last? The onset, severity, and duration of these symptoms can vary from person to person.8

Generally speaking, the heroin recovery timeline follows specific stages, which includes:2, 3, 8

  • Early withdrawal (often 6-12 hours after last dose): symptoms such as anxiety, cravings, depression, and sweating may emerge.
  • Peak withdrawal (1-3 days later): symptoms may increase to peak levels, including more intense anxiety, abdominal cramping, diarrhea, vomiting, nasal discharge, and cravings.
  • Resolution (5-7 days): symptoms usually start to subside, but some people may continue to experience mild depression, anxiety, cravings, and nasal discharge.

Additionally, some people may suffer from longer-lasting effects that can continue for weeks or even months in some cases, known as post-acute withdrawal syndrome (PAWS).9

Heroin Post-Acute Withdrawal Syndrome (PAWS)

As mentioned above, post-acute withdrawal syndrome (PAWS), or protracted withdrawal, refers to ongoing withdrawal symptoms that persist past the expected, acute withdrawal period.9 Opioids, like heroin, can result in PAWS symptoms, and research has reported that some people may experience persistent symptoms such as anxiety, depression, sleep problems, low mood, and fatigue for months following withdrawal.9

PAWS can be treated via professional support, symptom education, regular monitoring, and early intervention if a person appears to be at risk of relapse.9

How Is Heroin Withdrawal Treated?

What helps with heroin withdrawal? Medical providers at opioid detox centers offer different interventions to help people stay as comfortable and safe during detox from heroin. Medical detox for heroin can include:2

  • Medications to provide symptomatic relief.
  • Support and encouragement.
  • Nutrition and fluids.
  • Addressing co-occurring disorders/symptoms like anxiety or depression.
  • Assistance with entering ongoing addiction treatment.

Medications Used in Heroin Detox

Doctors and qualified medical professionals at heroin detox centers commonly employ different medications to help minimize heroin withdrawal symptoms and keep people as safe as possible during detox. These include:

  • Methadone: A full opioid agonist that has been used for decades to treat opioid withdrawal symptoms and ease cravings.10
  • Buprenorphine: A partial opioid agonist that can reduce opioid withdrawal symptoms and cravings.10
  • Clonidine: An alpha2-adrenergic agonist, is used to reduce some withdrawal symptoms, but studies show that it’s not as effective as methadone or buprenorphine when reducing overall withdrawal severity. 10
  • Other supportive medications: Antidiarrheals, anti-inflammatories, and antispasmodics may be used as needed to address specific symptoms.2

What Happens After Heroin Detox?

Detox is not a standalone treatment for heroin misuse and addiction.2 Once a person has completed detox, they should enter some form of ongoing treatment for heroin addiction recovery to learn the skills they’ll need to remain sober and avoid relapse.2

Empowered Recovery Kansas City offers expert heroin rehab programs with treatment plans that are tailored to each person’s unique needs. We provide evidence-based outpatient treatment, therapy, medications for addiction treatment (MAT), and mental health services to help people achieve and sustain long-term recovery. After graduating from one of our programs, we also offer aftercare support and our alumni program which allows you to stay connected with your peers and benefit from long-term recovery support.

Heroin Detox & Recovery in Kansas City

Empowered Recovery Kansas City can help you get started on your detox and recovery journey today. We offer a variety of rehab programs to suit all needs, including:

  • Partial Hospitalization Program (PHP).
  • Intensive Outpatient Program (IOP).
  • Standard Outpatient Programs.
  • Aftercare Planning.
  • Alumni Programming.

We accept and work with several types of insurance companies (both in-network and out-of-network), accept major credit cards, and also offer payment plans to help you get the treatment you need without having to wait. You can get admitted today by calling us or verifying your insurance benefits online. We can help you reclaim your life and start the road to a happier and healthier future.

References

  1. World Health Organization. (2009). Clinical guidelines for withdrawal management and treatment of drug dependence in closed settings. Retrieved September 8, 2025, from https://www.ncbi.nlm.nih.gov/books/NBK310652/#part4.s3
  2. Doctors for Addiction Care & Alcoholism Support (DACAS). (n.d.). Heroin withdrawal (GP factsheet). Retrieved September 8, 2025, from https://www.dacas.org.au/clinical-resources/gp-factsheets/heroin-withdrawal
  3. U.S. National Library of Medicine. (2024, May 4). Heroin [MedlinePlus]. Retrieved September 8, 2025, from https://medlineplus.gov/ency/article/000949.htm
  4. National Institute on Drug Abuse. (2024, May 8). Effects of heroin on the body. Retrieved September 8, 2025, from https://nida.nih.gov/publications/research-reports/heroin/effects-of-heroin-on-body
  5. National Institute on Drug Abuse. (2021, April 13). What are the immediate (short-term) effects of heroin use?. Retrieved September 8, 2025, from https://nida.nih.gov/publications/research-reports/heroin/what-are-immediate-short-term-effects-heroin-use
  6. Pergolizzi, J. V. Jr., Raffa, R. B., & Rosenblatt, M. H. (2020). Opioid withdrawal symptoms, a consequence of chronic opioid use and opioid use disorder: Current understanding and approaches to management. Journal of Clinical Pharmacy and Therapeutics, 45(5), 892–903. https://doi.org/10.1111/jcpt.13114
  7. Rodríguez-Espinosa, S., Cañellas, F., & Martínez-González, J. M. (2021). Relapse, craving, and withdrawal in patients with heroin use disorder: A systematic review. Journal of Substance Abuse Treatment, 130, 108404. https://doi.org/10.1016/j.jsat.2021.108404
  8. American Psychiatric Association. (2013). Diagnostic and Statistical Manual of Mental Disorders (5th ed.).
  9. Substance Abuse and Mental Health Services Administration. (2010, July). Protracted withdrawal (Substance Abuse Treatment Advisory, Vol. 9, Issue 1; Publication No. SMA10-4554). SAMHSA. Retrieved September 8, 2025, from https://library.samhsa.gov/sites/default/files/sma10-4554.pdf
  10. Substance Abuse and Mental Health Services Administration. (2021). TIP 63: Medications for Opioid Use Disorder (TIP Series). SAMHSA. Retrieved September 8, 2025, from https://library.samhsa.gov/sites/default/files/pep21-02-01-002.pdf
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