Medical DailyWhy Do SSRI Antidepressants Take So Long To Work? We May Finally Have The AnswerMedical DailyThe most commonly prescribed antidepressants, known as SSRIs, often help to relieve the symptoms of major depression. There's just one major caveat: The drugs often take several weeks, or even months, before patients get relief. A recent study now ...Antidepressants get backed up in the brain, delaying their effects, study saysUPI.comall 3 news articles »