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Mydriasis is the dilation of the pupil, usually having a non-physiological cause, [3] or sometimes a physiological pupillary response. [4] Non-physiological causes of mydriasis include disease, trauma, or the use of certain types of drug.
A human adult exhibiting voluntary control over his iris muscles, where he can cause his pupil to dilate and constrict on command. A dilation response , is the widening of the pupil and may be caused by adrenaline; anticholinergic agents; stimulant drugs such as MDMA, cocaine, and amphetamines; and some hallucinogenics (e.g. LSD). [2]
If the pupil does not dilate, the lesion is postganglionic. [7] Hydroxyamphetamine has some limitations to its use as a diagnostic tool. If it is intended as an immediate follow up to another mydriatic drug (cocaine or apraclonidine), then the patient must wait anywhere from a day to a week before hydroxyamphetamine can be administered.
Conversely, hypertension or tachycardia can be treated with short-acting antihypertensive drugs such as nitroprusside or esmolol; longer acting drugs such as propranolol should be avoided as they may lead to hypotension and shock. [6] The cause of serotonin toxicity or accumulation is an important factor in determining the course of treatment.
Doctors are prescribing amphetamines and drugs like Ritalin along with antidepressants and anti-anxiety medications, research finds. ... Amphetamine products accounted for 86.4% of the stimulant ...
EA-3443 is a potent and long lasting anticholinergic deliriant drug, related to the chemical warfare agent 3-Quinuclidinyl benzilate (QNB). It was developed under contract to Edgewood Arsenal during the 1960s as part of the US military chemical weapons program, during research to improve upon the properties of earlier agents such as QNB.
The drugs include Adderall, Vyvanse and generic amphetamines, such as dextroamphetamine. The link between amphetamines and psychosis isn’t new. Amphetamines increase levels of dopamine in the brain.
Amphetamines are a type of stimulant drug that energizes the central nervous system. They are prescribed to treat conditions such as attention deficit hyperactivity disorder (ADHD) , narcolepsy ...