These two body states can trigger an autonomic sympathetic nervous system (SNS) reaction, which can lead to dilated pupils. This can lead to a lack of oxygen in the brain, and high amounts of carbon dioxide in the blood. During an opioid overdose, severe respiratory depression (slowed breathing and heart rate) can happen. In more extreme cases, opioids can also lead to dilated pupils. If you see constricted pupils, along with other symptoms, in a family member or loved one, this may be a sign of substance abuse. Other side effects that come with opioid use include: However, opioids can cause other, more dangerous side effects. Pinpoint pupils are usually not a dangerous side effect of opioid use. Are Constricted Pupils Bad For Your Health? Drugs that can cause miosis include benzodiazepines, antihistamines, some eye drops, and opioids. When the pupil contracts, it is usually due to bright lights.ĭrug use is a common cause of eye miosis. When the pupil gets larger (also known as pupil dilation or mydriasis), it is usually to see better in the dark. Anatomy Of Pupil ConstrictionĪ pupillary response is usually a light reflex, or to let more or less light in. Changes in dopamine may affect the complex structures of your eyes. Taking opioids can change dopamine levels in your body. Some of these functions are in the eye, where dopamine affects the retina and certain aspects of your vision. Dopamine is a neurotransmitter that controls motivation, movement, and several body functions. Opioids increase amounts of dopamine in the brain. Frequent constricted pupils can be a visible sign of possible drug abuse. Many opioids are known to cause constricted pupils, including brands of hydrocodone, fentanyl, oxycodone, and codeine. One side effect of opioid/opiate use is reduced pupil size, also known as pinpoint pupils or miosis.
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |