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Serotonin syndrome (SS) is a group of symptoms that may occur with the use of certain serotonergic medications or drugs. [1] The symptoms can range from mild to severe, and are potentially fatal. [ 4 ] [ 5 ] [ 2 ] Symptoms in mild cases include high blood pressure and a fast heart rate ; usually without a fever . [ 2 ]
Serotonin syndrome, in which an excess of serotonin in the synapses causes a similar crisis of hypertension and mental confusion, could be confused with an adrenergic storm. Serotonin, being a tryptamine (non-catecholamine) involved in higher brain functions, can cause dangerous hypertension and tachycardia from its effects on the sympathetic ...
A discontinuation syndrome can occur after stopping any antidepressant including selective serotonin reuptake inhibitors (SSRIs), serotonin–norepinephrine reuptake inhibitors (SNRIs), monoamine oxidase inhibitors (MAOIs), and tricyclic antidepressants (TCAs).
Serotonin is often referred to as the "feel-good" neurotransmitter, Freimuth says. When levels are normal, you're more likely to feel happy and emotionally stable.
If left untreated, a typical major depressive episode may last for several months. [32] About 20% of these episodes can last two years or more, while about half end spontaneously. However, even after the major depressive episode is over 20% to 30% of patients have residual symptoms, which can be distressing and associated with disability. [5]
A study finds that antidepressants don’t boost the feel-good brain chemical serotonin, as previously thought. Here’s what you need to know.
For one thing, serotonin system dysfunction cannot be the sole cause of depression. Not all patients treated with antidepressants show improvements despite the usually rapid increase in synaptic serotonin. If significant mood improvements do occur, this is often not for at least two to four weeks.
Serotonin syndrome is typically caused by the use of two or more serotonergic drugs, including SSRIs. [112] Serotonin syndrome is a condition that can range from mild (most common) to deadly. Mild symptoms may consist of increased heart rate , fever , shivering, sweating , dilated pupils , myoclonus (intermittent jerking or twitching), as well ...