Thanks for writing to us.
An influeza Vaccine
is not known to cause cardiac problems like AF or increased VPCs. although some non-active ingredients can cause a problem in a given individual, about which none can be 100% sure. Literature even recommends patient with AF to get a shot every year. So i feel you can go for it but do discuss it with your cardiologist too. because in this part of world we do not have much experience with flecanide (tambocor
i hope i made it clear for you.