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Propranolol is a medication of the beta blocker class. [2] It is used to treat high blood pressure, a number of types of irregular heart rate, thyrotoxicosis, capillary hemangiomas, performance anxiety, and essential tremors, [2] [3] [4] as well to prevent migraine headaches, and to prevent further heart problems in those with angina or previous heart attacks. [2]
Beta blocker. Skeletal formula of propranolol, the first clinically successful beta blocker. Beta blockers, also spelled β-blockers, are a class of medications that are predominantly used to manage abnormal heart rhythms (arrhythmia), and to protect the heart from a second heart attack after a first heart attack (secondary prevention). [1]
Stage fright. Stage fright or performance anxiety is the anxiety, fear, or persistent phobia that may be aroused in an individual by the requirement to perform in front of an audience, real or imagined, whether actually or potentially (for example, when performing before a camera). Performing in front of an unknown audience can cause ...
A neonatal withdrawal syndrome, sometimes severe, can occur when the mother had taken benzodiazepines, especially during the third trimester. Symptoms include hypotonia, apnoeic spells, cyanosis, impaired metabolic responses to cold stress, and seizures. The neonatal benzodiazepine withdrawal syndrome has been reported to persist from hours to ...
Propranolol is a blocker for the beta-adrenergic receptors in the amygdala which usually are bound to by stress hormones released by the adrenal gland- epinephrine and norepinephrine. Research exploring the idea that blocking these receptors would disrupt the creation of proteins necessary for consolidating fearful memories in the amygdala.
Paroxysmal sympathetic hyperactivity (PSH) is a syndrome that causes episodes of increased activity of the sympathetic nervous system. Hyperactivity of the sympathetic nervous system can manifest as increased heart rate, increased respiration, increased blood pressure, diaphoresis, and hyperthermia. [1] Previously, this syndrome has been ...