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  2. List of herbs with known adverse effects - Wikipedia

    en.wikipedia.org/wiki/List_of_herbs_with_known...

    'Fainting, arrhythmia, heart attack, stroke, death' [4] Broom: broom flower, dyer's broom, dyer's greenwood, dyer's weed, dyer's whin, furze, green broom, greenweed, wood waxen [12] Genista tinctoria [12] Uterotonic properties, [5] nausea vomiting, and diarrhea, [12] contraindicated for pregnancy and breast feeding [12] Buckthorn bark and berry ...

  3. Syncope (medicine) - Wikipedia

    en.wikipedia.org/wiki/Syncope_(medicine)

    Aortic dissection (a tear in the aorta) and cardiomyopathy can also result in syncope. [23] Various medications, such as beta blockers, may cause bradycardia induced syncope. [21] A pulmonary embolism can cause obstructed blood vessels and is the cause of syncope in less than 1% of people who present to the emergency department. [24]

  4. First-dose phenomenon - Wikipedia

    en.wikipedia.org/wiki/First-dose_phenomenon

    This postural hypotension usually happens shortly after the first dose is absorbed into the blood and can result in syncope (fainting). Syncope occurs in approximately 1% of patients given an initial dose of 2 mg prazosin or greater. This adverse effect is self-limiting and in most cases does not recur after the initial period of therapy or ...

  5. List of side effects of digoxin - Wikipedia

    en.wikipedia.org/wiki/List_of_side_effects_of...

    Digoxin is a widely used medication that is effective for many cardiac conditions in adults and children. Some side effects are expected, some are common but serious, some are uncommon and not serious and others are rare but serious. [1]

  6. Reflex syncope - Wikipedia

    en.wikipedia.org/wiki/Reflex_syncope

    Reflex syncope can occur in otherwise healthy individuals, and has many possible causes, often trivial ones such as prolonged standing with the legs locked. [citation needed] The main danger of vasovagal syncope (or dizzy spells from vertigo) is the risk of injury by falling while unconscious.

  7. Cardiac arrest - Wikipedia

    en.wikipedia.org/wiki/Cardiac_arrest

    The underlying causes of sudden cardiac arrest can result from cardiac and non-cardiac etiologies. The most common underlying causes are different, depending on the patient's age. Common cardiac causes include coronary artery disease, non-atherosclerotic coronary artery abnormalities, structural heart damage, and inherited arrhythmias. Common ...

  8. Hypotension - Wikipedia

    en.wikipedia.org/wiki/Hypotension

    Hypotension, also known as low blood pressure, is a cardiovascular condition characterized by abnormally reduced blood pressure. [1] Blood pressure is the force of blood pushing against the walls of the arteries as the heart pumps out blood [2] and is indicated by two numbers, the systolic blood pressure (the top number) and the diastolic blood pressure (the bottom number), which are the ...

  9. Reflex asystolic syncope - Wikipedia

    en.wikipedia.org/wiki/Reflex_asystolic_syncope

    Reflex asystolic syncope (RAS) is a form of syncope encountered mainly, but not exclusively, in young children. Reflex anoxic seizures are not epileptic seizures or epilepsy . [ 1 ] This is usually a consequence of a reduction in cerebral perfusion by oxygenated blood .