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TCA overdose may occur by accident or purposefully in an attempt to cause death. [2] The toxic dose depends on the specific TCA. [ 2 ] Most are non-toxic at less than 5 mg/kg except for desipramine , nortriptyline , and trimipramine , which are generally non-toxic at less than 2.5 mg/kg.
Treatment of TCA overdose depends on severity of symptoms: Initially, gastric decontamination of the patient is achieved by administering, either orally or via a nasogastric tube , activated charcoal pre-mixed with water, which adsorbs the drug in the gastrointestinal tract (most useful if given within 2 hours of drug ingestion).
Overdose of the medication can result in death. Imipramine appears to work by increasing levels of serotonin and norepinephrine and by blocking certain serotonin, adrenergic, histamine, and cholinergic receptors. Imipramine was discovered in 1951 and was introduced for medical use in 1957. It was the first TCA to be marketed.
The study, which involved 106 peri- and postmenopausal women and was presented at the Endocrine Society’s annual meeting in May, indicates women should self-monitor their vasomotor symptoms and ...
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The symptoms and the treatment of an overdose are generally the same as for the other tricyclic antidepressants, including anticholinergic effects, serotonin syndrome and adverse cardiac effects. TCAs, particularly nortriptyline, have a relatively narrow therapeutic index , which increase the chance of an overdose (both accidental and intentional).
Veronica Brown lived with chronic fatigue, depression, and anxiety for over 10 years before she learned they were early signs of Parkinson's disease. Here's how she found relief after diagnosis.
Abrupt or rapid discontinuation of mianserin may provoke a withdrawal, the effects of which may include depression, anxiety, panic attacks, [10] decreased appetite or anorexia, insomnia, diarrhea, nausea and vomiting, and flu-like symptoms, such as allergies or pruritus, among others.