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Metoprolol is a beta blocker, or an antagonist of the β-adrenergic receptors. It is specifically a selective antagonist of the β 1-adrenergic receptor and has no intrinsic sympathomimetic activity. [37] Metoprolol exerts its effects by blocking the action of certain neurotransmitters, specifically adrenaline and noradrenaline.
Postural orthostatic tachycardia syndrome (POTS) is a condition characterized by an abnormally large increase in heart rate upon sitting up or standing. [1] POTS is a disorder of the autonomic nervous system that can lead to a variety of symptoms, [10] including lightheadedness, brain fog, blurred vision, weakness, fatigue, headaches, heart palpitations, exercise intolerance, nausea ...
Potentiates CNS sedatives, [3] chronic use might cause a reversible dry skin condition. [18] Khat: qat Catha edulis: Chronic liver dysfunction [3] [19] Kratom: Mitragyna speciosa: Hepatotoxicity [20] [19] Liquorice root Glycyrrhiza glabra: Hypokalemia, hypertension, arrhythmias, edema [5] Lobelia: asthma weed, pukeweed, vomit wort Lobelia inflata
Most people know that GLP-1 receptor agonist medications like Ozempic and Wegovy can cause relatively minor side effects like nausea and diarrhea. But new research confirms that more serious ...
Arthralgia (from Greek arthro- ' joint ' and -algos ' pain ') literally means 'joint pain'. [ 1 ] [ 2 ] Specifically, arthralgia is a symptom of injury , infection , illness (in particular arthritis ), or an allergic reaction to medication .
Most patients with drug-induced QT prolongation are asymptomatic and are diagnosed solely by EKG in association with a history of using medications known to cause QT prolongation. [10] A minority of patients are symptomatic and typically present with one or more signs of arrhythmia, such as lightheadedness, syncope, or palpitations. [10]
Episodes of vasovagal syncope are typically recurrent and usually occur when the predisposed person is exposed to a specific trigger. Before losing consciousness, the individual frequently experiences early signs or symptoms such as lightheadedness, nausea, the feeling of being extremely hot or cold (accompanied by sweating), ringing in the ears, an uncomfortable feeling in the heart, fuzzy ...
Abnormal dreams; Aggression; Anaphylactic shock; Angioedema (indicative of a hypersensitivity reaction); Arthralgia; Ataxia; Blood glucose disturbances; Bronchospasm (indicative of a hypersensitivity reaction)