beta blocker low resting heart rate - British Heart Fou...

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beta blocker low resting heart rate

GABaracus profile image
13 Replies

I’m currently lying down and noticed my bpm on my Apple Watch is averaging 50-60bpm (hovering around 50-51), but a few times it went down to 38bpm briefly and back up to the bpm I already mentioned.

I think it might go down to 40 when I’m sleeping. I haven’t been able to verify that yet though.

Should I be worried? I believe my resting heart rate was around 74-84bpm before I started taking 2.5mg of “Bisoprolol Fumarate”.

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GABaracus profile image
GABaracus
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13 Replies
Just-Wanna-Run profile image
Just-Wanna-Run

My heart rate did exactly the same at night. I was initially advised to take the meds of a night so if I felt dizzy (a common side affect), I'd be lying down. It was very unnerving to see it as low as 38bpm and it did make me slightly breathless. I got up and walked around to bring it back up over 45. My resting heart rate before bisoprolol was 62 and dropped to around 47. When I spoke to my GP, they said the short drop was common and nothing to worry about. I started taking it in the morning and felt loads better.

The_Voice profile image
The_Voice

It's working as intended with regards to keeping your heart rate down. However, I'm not really sure it should be going that low, so speak to your cardiologist/GP.

I hate being on the beta blockers if I'm honest (Bisoprolol, too). My resting is between 60-70 but drops significantly when I start falling asleep to the point where my heart almost "jump starts" itself and I'm suddenly wide awake with my heart racing, and have to wait for things to calm down before I can fall asleep again. It's a common side effect of beta blockers, unfortunately.

CorbyDave profile image
CorbyDave

Hi GAB

I had a HA 15 months ago and I'm on the usual meds. My heart rate drops to high 30s overnight quite regularly, and is low 40s when sitting around. Like you I was a bit concerned about it but my cardiologist and GP have said it's no problem at all as long as long as I don't get dizzy spells or fainting (which I don't). I have to make sure I don't stand up too quickly or I get a bit dizzy, but I seem to recall it was like that before my HA (seems so long ago, now!)

Dave

Walter61 profile image
Walter61

Hi . Not sure if you are aware but you can set up your apple watch ⌚️ to notify you when your heart rate goes below or above your recommended setting within the watch along with fall detection

GABaracus profile image
GABaracus in reply to Walter61

Yes it’s set (by default) to 40bpm for 10 mins but thus far it’s been fine.

Walter61 profile image
Walter61 in reply to GABaracus

Hope you didn’t mind me replying but technology can be challenging at times , speaking for one’s self of course.... lol, had mine now over 12 months & wouldn’t be without it, like most gadgets if you put the effort in the rewards can be very beneficial .

All heart patients should be given one 😃

Elvis4 profile image
Elvis4

Hi. It is a worry when you see your heart rate drop so low!! Are you feeling ok ?

I suffer from CPVT & I take flecanide & bisoprolol 2.5 morning & night. When I'm resting watching TV my heart rate is between 45/50 & like you I have seen it go down to 38 . I recently had an ECG at Brompton hospital & my heart rate was 45. The doctor is going to put me on a heart monitor just to check all is ok especially through the night. He said he was happy to let me go as long as I'm feeling ok & not passing out.

Hope this puts your mind at rest a little..

Take care..

Andyman profile image
Andyman

Mine is 43ish resting. I have talked to my Gp about some fainting caused by getting up to quick. Blood doesn't pump fast enough to the head as I stand. I adjusted my med taking time for Ramapril to evenings and this helps some. But I have to remember to get up slowly then all us fine. After my heart attack I wasn't given beta blockers because if my low heart rate. But if your concerned you should consult byour doctors. We are all different and advice given to me may not suit you.

GABaracus profile image
GABaracus

I don’t know if it’s my age (38) but I haven’t had anything like feeling dizzy, fainting. It’s more so my anxiety if anything.

It’s likely my high stress levels and years of sometimes chronic anxiety that caused me this in the first place.

My heart rate when I’m walking and active generally looks fine and in line with how it was before any problem occurred.

It’s usually around 75-110bpm, depending on what I’m doing, how fast I’m walking etc.

shellarc profile image
shellarc

Have you ever calibrated your watch with the one the doctor or nurse uses? I have a finger pulse oximeter like the ones the medical profession use and very often my watch and it are different. I am not convinced the reading from your wrist is accurate. I always double check with my pulse oximeter.

I only say this because you may be getting worried for no reason.

Next time you get the opportunity, check your watch against a professional medical one.

GABaracus profile image
GABaracus in reply to shellarc

How can I obtain one of these for free? Or how much does it cost and from where?

shellarc profile image
shellarc

I got mine online from Amazon for about £20.00. I don't know if you can get them for free. This is similar to the one I have.

amazon.co.uk/Jeda-Oximeter-...

GABaracus profile image
GABaracus

My resting heart rate just jumped up from 54 to around 131bpm twice (briefly) without me changing what I was doing etc.

I get a little worried when this happens.

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