What happens if you take too much Benadryl syrup?
When to see a doctor Some side effects of taking antihistamines can mimic symptoms of an overdose. These include mild nausea, dizziness, vomiting, diarrhea, and stomach pain. These symptoms don’t usually require medical treatment, and may subside as your body adjusts to the medication.
What does Benadryl abuse do?
It is also a potent competitive antagonist of muscarinic acetylcholine receptors and can cause sinus tachycardia, xerostomia, mydriasis, blurred vision, ileus, urinary retention, CNS depression, agitation, hyperactivity, or psychosis.
Can children’s Benadryl get u high?
The Issue With Benadryl This is why diphenhydramine is commonly used as a sleep aid. However, when it is taken in doses much higher than recommended, it can induce intoxicating and somewhat euphoric effects. Some people report having delusions or hallucinations, sometimes both.
Is Benadryl psychoactive?
Diphenhydramine is deemed to have limited abuse potential in the United States owing to its potentially serious side-effect profile and limited euphoric effects, and is not a controlled substance.
How much Benadryl is toxic to a human?
Toxic dose. The estimated fatal oral dose of diphenhydramine is 20–40 mg/kg. In general, toxicity occurs after ingestion of 3–5 times the usual daily dose. Children are more sensitive to the toxic effects of antihistamines than are adults.
Does Benadryl increase serotonin?
The prescription antihistamine, cyproheptadine, works as an antidote for excessive serotonin, but other antihistamines, like Benadryl (diphenhydramine), work differently. In fact, diphenhydramine slightly increases serotonin levels and could make the condition worse.
Can Benadryl cause psychosis?
From the Department of Psychiatry, University Hospitals of Cleveland. A patient who had taken an overdose of diphenhydramine hydrochloride showed schizophrenia-like behavior initially which changed to include features of an acute brain syndrome.
Can taking Benadryl cause anxiety?
One of the most common side effects of Benadryl is drowsiness. However, some people may find that taking Benadryl causes them to feel: anxious.