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It may cause serious health problems when overdosed. Signs and symptoms of adverse effects may include any or several of the following: convulsions, respiratory depression (slow or stopped breathing), dilated eye pupils, nystagmus (rapid side-to-side eye movements), erythema (flushed skin), gastrointestinal constipation, nausea, vomiting, paralytic ileus, tachycardia (rapid pulse), drowsiness ...
Topical atropine is used as a cycloplegic, to temporarily paralyze the accommodation reflex, and as a mydriatic, to dilate the pupils. [15] Atropine degrades slowly, typically wearing off in 7 to 14 days, so it is generally used as a therapeutic mydriatic, whereas tropicamide (a shorter-acting cholinergic antagonist) or phenylephrine (an α-adrenergic agonist) is preferred as an aid to ...
At high doses there are strong CNS effects and the atropine at such high doses causes typical anticholinergic side effects, such as anxiety, dysphoria, and delirium. Excessive use or overdose causes constipation and can promote development of megacolon as well as classic symptoms of overdose including potentially lethal respiratory depression. [2]
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Acetylcholine hyperpolarizes the sinoatrial node; this is overcome by MRAs, and thus they increase the heart rate. If atropine is given by intramuscular or subcutaneous injection, it causes initial bradycardia. This is because when administered intramuscularly or subcutaneously atropine acts on presynaptic M1 receptors (autoreceptors).
Atropine is the standard anticholinergic drug used to manage the symptoms of nerve agent poisoning. [14] It acts as an antagonist to muscarinic acetylcholine receptors , blocking the effects of excess acetylcholine. [ 13 ]
More than a discomfort or an embarrassment, costiveness was, he claimed, “the cause of all chronic diseases of civilization”and the most serious public health crisis facing the developed world.
So, can stress cause constipation? We spoke to a medical expert for the full scoop on whether or not your hectic life might be responsible for b Can Stress Cause Constipation?