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Doctor insights on: Beta Blocker

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What effects do beta-blocker drugs have on a big presentation?

What effects do beta-blocker drugs have on a big presentation?

Actually may help: Performance anxiety, or colloquially, stage fright, or fear of public performances, may be mitigated by small doses of beta-blockers. Should only be used under you doctor's supervision, since there are adverse effects possible for which your doctor can screen you. ...Read more

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Can you die from beta blocker over dose and how much would it take and how long?

Can you die from beta blocker over dose and how much would it take and how long?

Why do you ask?: You can die from too much of anything, even water. If you are thinking of harming yourself, or just don't see the point in life anymore, please get help---call a hotline, go to an ED. ...Read more

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Is there a reason a surgeon may prescribe beta blockers after surgery? Or as a preventative measure

Is there a reason a surgeon may prescribe beta blockers after surgery? Or as a preventative measure

Beta blockers: Beta blockers are sometimes in peri operative setting for prevention but usually recommend this starting a week or two before surgery. If used after it is usually in response to treating arrythmia or bp. ...Read more

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Had headache, earache and watering eyefor 6 months had sinsus CT came back normal. Ent says headache is migraine and prescribed beta blocker. Correct?

Had headache, earache and watering eyefor 6 months had sinsus CT came back normal. Ent says headache is migraine and prescribed beta blocker. Correct?

Perhaps is migraine: Worthwhile to try a preventative medication, and beta blockers are approved for migraine, but, they may have nasty side effects such as wheezing, fatigue, cognitive slowing, exercise intolerance, slowing of pulse and dropping of blood pressure, and depression. Other meds may be tolerated better such as topirimate or divalproex sodium. Perhaps, see a neurologist who focuses in headache management. ...Read more

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Why caution is written in use of beta blocker in cerebrovascular insufficiency ?

Why caution is written in use of beta blocker in cerebrovascular insufficiency ?

Cerebral perfusion : Beta blockers lower blood pressure, which is usually beneficial. However, if there is any problem with the blood flow to the brain, such as significant cerebrovascular disease or increased intracranial pressure, then lowering the blood pressure may undercut the perfusion to the brain--> could cause cerebral ischemia or even a watershed stroke. ...Read more

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Does a beta blocker work in your system right away?

Does a beta blocker work in your system right away?

Beta blocker: Yes if given intravenous it will work right away, but if it is taken orally it will start working as soon as it is absorped in the blood stream. ...Read more

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Since bystoilc is selective beta blocker(works on the heart only), can it still lower ocular pressure in glaucoma or does non selective bb is better ?

Since bystoilc is selective beta blocker(works on the heart only), can it still  lower ocular pressure in glaucoma or does non selective bb is better ?

Yes: Systemic beta blockers(bb) can lower iop, but not as effectively as when a topical ophthalmic preparation is used. Selective vs non- selective bbs very in their potency at blocking beta receptors in the eye & heart. Non-selective bbs block both types of receptors(b1 & b2) and lower iop more than selective type( b1). The later type is thought to be a safer medication with less pulmonary side effect. ...Read more

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Is it safe to take a beta blocker such as bisoprolol fumarate just before exercising?

Is it safe to take a beta blocker such as bisoprolol fumarate just before exercising?

Yes: If the prescription is to lower blood pressure and prevent heart attacks or strokes, you want to take your med as prescribed to prevent excessive rises in BP especially during exercise. But don't use heart rate to determine your % max conditioning level. ...Read more