Klonopin is a drug provided to treat panic disorder and certain varieties of seizures. It has a long half-life and also can continue to be in a person’s system for weeks.In studies, Klonopin to be detectable on a urine test for as much as a month, on a hair test for approximately 28 days, and also on a saliva test for as much as 5 or 6 days.

You are watching: How long does clonazepam stay in your system

Abuse that Klonopin can lead come addiction and also physical dependence. Human being who have end up being dependent top top the drug should work through a medical professional or addiction treatment routine to gradually reduce the dose (taper), as protecting against abruptly have the right to be dangerous and even life-threatening.

How Is Klonopin Used?

Clonazepam, also known by the brand surname Klonopin, is a prescription sedative medication provided to treat panic disorder and seizure disorders. Specifically, the is aimed at dealing with Lennox-Gastaut syndrome, akinetic, and also myoclonic seizures.1Klonopin is in the benzodiazepine course of drugs and is believed to achieve its effects by improving the task of the neurotransmitter gamma-aminobutyric acid (GABA), which is the main inhibitory neurotransmitter in the brain.1

What space the Effects?

The intended impact of Klonopin is to reduce the event of seizures or scare attacks. In spite of its therapeutic benefits, usage of the medicine may have some side effects, including:2Feelings the tirednessDepression (mostly discovered in adults).Irritability.Dizziness.Coordination and also balance issues.Problems through concentration.Memory and attention problems.Nausea.Loss of appetite.Serious side effects include:3Increased love rate.Low blood pressure.Respiratory depression.Difficulty breathing.Drowsiness.Impaired speaking.Loss that consciousness.Loss of pleasure (anhedonia).Depressed mood.Suicidal ideation.According come the national Alliance ~ above Mental condition (NAMI), numerous drugs may communicate with Klonopin.

Concurrent use of ketoconazole, itraconazole, nefazodone, fluvoxamine, and cimetidine may rise the blood levels and effects the clonazepam.3Concurrent usage of carbamazepine, phenytoin, and phenobarbital may decrease levels of the drug, do Klonopin less effective.3

Combining Klonopin and also other benzodiazepines, alcohol, and opioids have the right to lead come slowed breathing, coma, and also death.

Likewise, combining Klonopin with alcohol, sleeping pills, opioids, anti-anxiety medications, antipsychotic medications, various other anticonvulsants, antidepressants, and antihistamines can reason increased drowsiness. Combining Klonopin and other benzodiazepines, alcohol, and opioids can additionally lead come slowed breathing, coma, and death.3In addition to suffering adverse side effects, it is possible to overdose from acquisition too much clonazepam—and this hazard is boosted when it is an unified with alcohol and also other drugs. If you watch someone suffering an overdose, contact for emergency medical aid right away.

Signs and symptoms the overdose include:1Poor reflexes.Confusion.Extreme drowsiness.Coma.Flumazenil is a drug that have the right to partially or totally reverse the results of a clonazepam overdose. However, the is supplied in emergency settings as a component of overdose treatment and not together a substitute because that it. By blocking the benzodiazepine result of clonazepam, flumazenil administration could an outcome in seizures in vulnerable patients—so it will certainly be administered by the emergency team through caution.1

How lengthy Does It remain in her Body?

Due come its lengthy half-life of 20-50 hours, clonazepam continues to be in the body because that a much longer time than other drugs with relatively shorter half-lives. The half-life of a drug refers to the quantity of time the takes a person’s human body to eliminate fifty percent of the dose.4
The adhering to are some basic timeframes for exactly how long Klonopin will present up on different varieties of tests based on case studies.

It is essential to note that Klonopin may not show up on usual urine tests. The check may have the ability to show that the drug is present, however it might not have the ability to determine the amount.5In one study, traces the clonazepam’s significant metabolite 7-aminoclonazepam to be detectable top top a urine test for up to 3 weeks after a single 3mg dose, and also one of the attendees in the study tested confident 28 work after the last dose. However, the mayo Clinic says that long-acting benzodiazepines such as clonazepam might be recognize in the to pee for as much as 30 days.6,7In one study, 7-aminoclonazepam to be detectable in the hair that 6 the end of 10 participants after ~ they take it a solitary 3mg dose. In 2 participants, it to be detectable because that 28 days. In 2 participants, it to be detectable ~ above the 21st day, and also in 2 participants, it was detectable ~ above the 28th day.8Saliva tests have a detection home window of approximately 5 and also 6 days following last use.9
Individual components can impact the result of a test, including:5,7Age.Gender.Health.Weight.pH the urine.Urine concentration.When the critical dose was taken.Amount taken.Frequency the use.

How perform You decoding From Klonopin?

Klonopin is a Schedule IV managed substance, which means it has actually some potential for abuse and also physical or emotional dependence. Physical dependence can build after just 2 mainly of taking the drug daily, defines the national Alliance ~ above Mental illness (NAMI). The is feasible to build some quantity of physiological dependence also when taking the drug exactly as directed by your doctor.3
If you have actually been abusing Klonopin, a clinical detox program can help ensure a for sure withdrawal.

NAMI warns that clonazepam use must not be quit abruptly or without talking to your physician first. If quit too abruptly, unpleasant side impacts are likely to occur, and also some can even be life-threatening. Withdrawal symptoms include:3,10Anxiety.Insomnia.Irritability.Dizziness.Sweating.Nausea.Vomiting.Changes in blood pressure.Increased love rate.Hallucinations.Tremors.Seizures.Withdrawal symptoms may not construct for an ext than a week, reach peak intensity throughout the 2nd week, and fade throughout the 3rd or 4th week.10If you have been taking the medication under the treatment of a physician, you deserve to work v them on a tapering schedule to slowly reduce the dose. The recommended tapering schedule is come decrease the dose by 0.125mg every 3 days till you space no longer taking the drug. However, talk to your physician to recognize the ideal dose because that you.1If you have been abusing Klonopin, a clinical detox regime can help ensure a safe withdrawal. These programs can assist you for sure taper turn off the drug—as fine as any other medicine you have been using—and treat any kind of complications that arise.

How easy Is that to become Addicted to Klonopin?

Though the may have somewhat less abuse potential than drugs such as opioids, cocaine, or methamphetamine, world can construct an addiction to Klonopin and other benzodiazepines if they routinely abuse them. Many people abuse castle in mix with other drugs. Because that example, they may use castle to increase an opioid high, lull withdrawal from heroin or other opioids, increase the effects of alcohol, and self-manage alcohol withdrawal.11

People who end up being addicted to Klonopin and develop significant physical dependence could require the safety and supervision the a medical detoxification program complied with by formal addiction treatment. There are many options easily accessible for addiction treatment, including inpatient and outpatient programs. Program often incorporate individual and also group therapy, skill-building sessions, addiction education, clinical services, and also continuing care plans.

Effective therapy programs identify that no single treatment will work-related for everyone, and also treatment plans must be personally tailored and also continually reviewed and also updated. Treatment have to also address any co-occurring substance usage or mental health and wellness disorders in bespeak to avoid relapse.12 for example, people who started taking Klonopin for panic disorder and also began abusing it need treatment for their panic disorder and also substance abuse. Otherwise, castle may start abusing building material again if their scare symptoms resurface.

If you’re prepared to get help for an seeks to Klonopin or an additional substance, begin exploring your choices today.


<1>. Food and also Drug Administration. (2017). Klonopin tablet computers (clonazepam).

<2>. Epilepsy Foundation. Clonazepam.

<3>. Nationwide Alliance on psychological Illness. (2019). Clonazepam (Klonopin).

<4>. Epocrates. Clonazepam.

<5>. College of Rochester medical Center. Benzodiazepines (Urine).

<6>. Negrusz, A. Et al. (2003). Elimination of 7-aminoclonazepam in urine ~ a single dose the clonazepam. Analytical and also Bioanalytical Chemistry, 376(8).

<7>. Moeller, K., Kissack, J., Atayee, R., and also Lee, K. (2017). Clinical translate of Urine drug Tests: What Clinicians should Know about Urine drug Screens. Mayo Clinic Proceedings.

<8>. Negrusz, A. Et al. (2002). Deposition that 7-Aminoclonazepam and Clonazepam in Hair complying with a single Dose of Klonopin. Journal of analysis Toxicology, 26, 471-478.

<9>. Nordal, K., Oiestad, E.L., Enger, A., Christophersen, A.S., and also Vindenes, V. (2015). Detection times of Diazepam, Clonazepam, and also Alprazolam in dental Fluid built up From patient Admitted to Detoxification, ~ High and Repeated medicine Intake. Therapeutic medicine Monitoring, 37(4), 451-460.

<10>. American Psychiatric Association. (2013). Diagnostic and also statistical hands-on of psychological disorders (5th ed.). Arlington, VA: American Psychiatric Publishing.

<11>. Longo, L., and also Johnson, B. (2000). Addiction: component I. Benzodiazepines—Side Effects, Abuse Risk and Alternatives. American household Physician, 61(7), 2121-2128.

See more: How Much Does A Pig Weigh T (With 11 Examples), — Swine Home Study Course — Penn State Extension

<12>. National Institute on drug Abuse. (2019). Treatment philosophies for medicine Addiction.