Thanks All for useful replies.
So I had an ECG and blood tests which all came back normal, sometimes you just want something not to be normal as an explanation! Saw a vague GP who wasn't interested in hearing about palps etc as my results raised no concerns. I do have ectopic beats too, diagnosed in 2014.
Ruby, I have thought about Amitriptyline as the migs seem (amongst many other triggers) to be connected to serotonin / hormonal imbalance triggered by early-ish meno at 44 - maybe will give that a try if things get much worse.
Annika, my experience of migs as a child was the same, with right sided weakness - often I've looked at meds with caffeine and thought about trying ...
Hurdity, I use Utro v-route, thanks for the reminder about VF re-load, I always forget that - will give it a try. My biochemistry seems to be getting more med sensitive with ageing, liver (filtering estrogen) overload maybe, who knows.
Stress doesn't help and that has been through the roof for quite a few years now with trying to 'distance care' for my elderly widowed father. Hey ho. Such is life, we all have stress don't we, it's just how to manage it - just live in hope that I don't get another really scary mig like that.
Thanks for listening.
J x