![]() ![]() ![]() In some cases, individuals may experience some mild sensory disturbance like ringing in the ears after a high dose of caffeine, and while large doses can make the heart beat faster, smaller amounts of caffeine can reduce the heart rate. Lastly, the signs and symptoms must not be attributable to another medical condition, or better explained by a mental disorder, including intoxication from a different substance. The symptoms identified must cause the patient significant distress or impair them in some way, such as in their social interactions, at work, or in some other important area of functioning. They must then display five or more of the following symptoms either during or shortly after consumption: (American Psychiatric Association 2013)ĭiagnostic criteria for caffeine intoxicationįor a diagnosis of caffeine intoxication to be made, a medical practitioner will refer to the DSM-5 guidelines, which stipulate that various criteria need to be met.įirstly, the patient must have recently consumed a high dose of caffeine - well above 250mg. Other symptoms may also present among individuals who have consumed high doses of caffeine above 1g per day, including muscle twitches, rambling thoughts and speech, panic attacks, inexhaustibility and mental agitation. Someone experiencing caffeine intoxication will usually display a range of symptoms, either while they’re consuming caffeine, or just after - often around five or more symptoms will be recorded.Ĭommon symptoms include feeling nervous, restless or excited, becoming red in the face, having to go to the toilet more often and experiencing gastrointestinal disturbances.Įven after consuming a low dose of caffeine - around 200mg - symptoms may still occur, especially among individuals who haven’t consumed caffeine before or who are vulnerable to the effects, such as children and the elderly. The symptoms of caffeine intoxication can be distressing and affect areas of an individual’s functioning, such as work, school or social life. (National Consumers League 2016)Īccording to the DSM-5, a dose of caffeine that’s well over 250mg can cause caffeine intoxication - a condition in which an individual may feel nervous, restless, excited, twitchy and flushed. Health professionals recommend limiting daily caffeine intake to 400mg, which is a moderate amount equivalent to about eight and a half cups of black tea, or just over four cups of regular brewed coffee. More than 80 per cent of adults in North America consume caffeine, typically through drinks like coffee, tea or energy drinks, or via weight loss aids, chocolate and over-the-counter medication. ![]() The world’s most popular drug, caffeine is a naturally occurring stimulant used to boost wakefulness and alertness. Caffeine intoxication is a DSM-5 (Diagnostic and Statistical Manual of Mental Disorders, 5th ed.) diagnosis assigned to individuals who experience symptoms like restlessness, nervousness, insomnia or digestive issues after consuming a high dose of caffeine. ![]()
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