What would happen after overdosing on 1000 mg of Sertraline?

This article will discuss the risks and consequences of overdosing on 1000 mg of Sertraline, an antidepressant. We will also discuss some clinical strategies to manage the overdose symptoms and if there is any antidote available to counteract them.

What would happen after overdosing on 1000 mg of Sertraline?

Overdosing on 1000 mg of Sertraline can lead to disturbing symptoms, including (1,2):

  • Nausea
  • Vomiting
  • Agitation
  • Dizziness
  • Rapid Heartbeat (Tachycardia)
  • Tremors or Shaking
  • Confusion
  • Seizures (less common)
  • Hallucinations (visual or auditory)
  • Loss of Consciousness or Coma (in severe cases)

The symptoms associated with overdosing on 1000 mg of Sertraline can vary from person to person. The effects of a Sertraline overdose can vary from person to person. 

It’s important to note that while Sertraline overdoses can be serious, they are generally not associated with life-threatening consequences unless extremely high doses (typically in the range of 4000-8000 mg or more) are ingested (3). 

Research studies have shown that Sertraline overdose symptoms tend not to last for extended periods, and they can be managed with proper medical care and symptomatic treatment (3). 

However, it’s important to understand that everyone’s response to an overdose can be different, and for some individuals, the experience can be quite distressing. In any case, overdosing on Sertraline is a medical emergency

Seeking immediate medical attention is crucial to ensure the individual receives the appropriate care and treatment. It’s always better to be safe and consult a healthcare professional when such a situation arises.

The risk of serotonin syndrome

Taking 1000 mg of Sertraline carries a significant risk of serotonin syndrome, a condition that can be life-threatening. The risk is particularly high if the individual is also taking other medications that affect serotonin levels (4,5). 

The signs and symptoms associated with this condition include: (5)

  • Agitation
  • Confusion
  • Rapid heart rate
  • Dilated pupils
  • High blood pressure
  • Muscle rigidity
  • Tremors
  • Diarrhea
  • Sweating
  • High fever
  • Shivering
  • Goosebumps
  • Incoordination

Serotonin syndrome is a severe medical emergency, and immediate medical attention is crucial to manage its potentially life-threatening consequences. 

What is the maximum daily dose of Sertraline?

The maximum daily dose of Sertraline is 200 mg in 24 hours (6). The standard dose for most individuals is around 50 mg, which proves effective in managing the symptoms (6). 

Taking 1000 mg of Sertraline is equivalent to consuming five times the maximum daily recommended dose. Even a 200 mg daily dose of Sertraline is too high for some people.

Such a high intake of Sertraline can have varying effects on people, and it will almost certainly lead to severe side effects and disturbing consequences. However, the intensity of these effects can differ from person to person.

Is there an antidote for Sertraline toxicity?

There is no specific antidote for Sertraline toxicity or most antidepressants, unlike some other medications like the use of Flumazenil for Benzodiazepine toxicity (7). 

However, in severe cases, especially when serotonin syndrome is suspected, doctors may consider using serotonin antagonists like Cyproheptadine (1,8).

Cyproheptadine can help by blocking the effects of excess serotonin in the brain. This can potentially alleviate the symptoms of serotonin syndrome and help stabilize the individual. 

How is Sertraline toxicity managed in clinical settings?

In clinical settings, the management of Sertraline toxicity involves various strategies and can vary from person to person. Several factors, including the amount of Sertraline ingested and when can influence the approach to treatment.

Some common management strategies include: (1,9,10)

  • Gastric lavage: If the ingestion of Sertraline occurred within the past hour or so and the amount ingested is significant, gastric lavage (stomach pumping) might be considered to remove any remaining medication from the stomach.
  • Activated charcoal: Activated charcoal can be administered to help absorb any remaining Sertraline in the stomach. This can reduce further absorption into the bloodstream.
  • Emetics: Medications to induce vomiting (emesis) may be given to remove the remaining undissolved Sertraline tablets from the stomach. 
  • Symptomatic management: The primary focus of treatment is managing the symptoms. Intravenous fluids and medications to control symptoms such as agitation, seizures, or high blood pressure may be administered as needed.

It is essential to stress that the management of Sertraline toxicity should always be carried out by healthcare professionals within a clinical setting. If you or someone you know is experiencing symptoms of Sertraline toxicity, it is crucial to seek medical attention right away.

Conclusion

In this article, we have discussed the potential risks and consequences of taking 1000 mg of Sertraline – which is five times the maximum daily dose of this antidepressant. We have also discussed management strategies to help manage the overdose symptoms.

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References

1.-

Singh HK, Saadabadi A. Sertraline. 2023 Feb 13. In: StatPearls [Internet]. Treasure Island (FL): StatPearls Publishing; 2023 Jan–. PMID: 31613469. Available from: https://www.ncbi.nlm.nih.gov/books/NBK547689

2.-

National Library of Medicine. Sertraline: MedlinePlus Drug Information [Internet]. Bethesda (MD): U.S. National Library of Medicine. Available from: https://medlineplus.gov/druginfo/meds/a697048.html#overdose

3.-

Lau GT, Horowitz BZ. Sertraline overdose. Acad Emerg Med. 1996 Feb;3(2):132-6. doi: 10.1111/j.1553-2712.1996.tb03400.x. PMID: 8808373. Available from: https://pubmed.ncbi.nlm.nih.gov/8808373/

4.-

Duignan KM, Quinn AM, Matson AM. Serotonin syndrome from sertraline monotherapy. Am J Emerg Med. 2020 Aug;38(8):1695.e5-1695.e6. doi: 10.1016/j.ajem.2019.158487. Epub 2019 Nov 16. PMID: 31837902. Available from: https://pubmed.ncbi.nlm.nih.gov/31837902/

5.-

Simon LV, Keenaghan M. Serotonin Syndrome. 2023 Jul 17. In: StatPearls [Internet]. Treasure Island (FL): StatPearls Publishing; 2023 Jan–. PMID: 29493999. Available from: https://www.ncbi.nlm.nih.gov/books/NBK482377

6.-

The Food and Drug Administration (FDA). HIGHLIGHTS OF PRESCRIBING INFORMATION. ZOLOFT (sertraline hydrochloride) tablets, for oral use. Available from: https://www.accessdata.fda.gov/drugsatfda_docs/label/2016/019839s74s86s87_20990s35s44s45lbl.pdf

7.-

An H, Godwin J. Flumazenil in benzodiazepine overdose. CMAJ. 2016 Dec 6;188(17-18):E537. doi: 10.1503/cmaj.160357. Epub 2016 Nov 14. PMID: 27920113; PMCID: PMC5135539. Available from: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5135539/

8.-

Nagy A, Nasir A, Haque M, Judge R, Lee J. Therapeutic cyproheptadine regimen in serotonin syndrome: Complications after cardiovascular surgery. Clin Case Rep. 2023 Jul 18;11(7):e7720. doi: 10.1002/ccr3.7720. PMID: 37476598; PMCID: PMC10354353. Available from: https://pubmed.ncbi.nlm.nih.gov/37476598/

9.-

Verschueren MV, Jansman FGA, Touw DJ, Kramers C. [Treating poisoning; how do you choose the best type of gastrointestinal decontamination?]. Ned Tijdschr Geneeskd. 2018;162:D1574. Dutch. PMID: 29350117. Available from: https://pubmed.ncbi.nlm.nih.gov/29350117/

10.-

Cooper JM, Duffull SB, Saiao AS, Isbister GK. The pharmacokinetics of sertraline in overdose and the effect of activated charcoal. Br J Clin Pharmacol. 2015 Feb;79(2):307-15. doi: 10.1111/bcp.12500. PMID: 25155462; PMCID: PMC4309636. Available from: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4309636/

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