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The duration of cocaine use is a major contributing factor to the severity of the adverse retinal effect. [24] Cocaine use is also associated with retinal hemorrhage due to the general increase in blood pressure and blood vessel occlusion within the retina. [25]
Dilation and constriction of the pupil Pupillary response is a physiological response that varies the size of the pupil between 1.5 mm and 8 mm, [ 1 ] via the optic and oculomotor cranial nerve. A constriction response ( miosis ), [ 2 ] is the narrowing of the pupil, which may be caused by scleral buckles or drugs such as opiates / opioids or ...
The symptoms of an opiate toxidrome include the classic triad of coma, pinpoint pupils and respiratory depression [3] as well as altered mental states, shock, pulmonary edema and unresponsiveness. Complications include bradycardia , hypotension and hypothermia .
Cocaine increases alertness, feelings of well-being, euphoria, energy, sociability, and sexuality. The former are some of the desired effects of cocaine intoxication. Not having the normal use of mental faculties by reason of the introduction of cocaine is defined drug intoxication by the laws in America, Europe, and most of the rest of the World, and it is a serious crime in specific contexts ...
This effect of inducing LTP in VTA slices 24 hours after drug exposure has been shown using morphine, nicotine, ethanol, cocaine, and amphetamines. These drugs have very little in common except that they are all potentially addictive. This is evidence supporting a link between structural changes in the VTA and the development of addiction.
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Cocaine has a similar potential to induce temporary psychosis [22] with more than half of cocaine abusers reporting at least some psychotic symptoms at some point. [23] Typical symptoms include paranoid delusions that they are being followed and that their drug use is being watched, accompanied by hallucinations that support the delusional ...
This stigma can also affect family members, making it difficult for them to support their loved ones effectively. [ 178 ] According to position papers on the treatment of opioid dependence published by the United Nations Office on Drugs and Crime and the World Health Organization , care providers should not treat opioid use disorder as the ...