Could be. You might try Ginkgo Biloba Mt climbers take it to ward off frostbite and high altitude sickness. Took it to help circulation for a broken ankle w/hardware installed -- healed in 4 weeks instead of the 12 the docs said it would take at my age!

I was on Atkins at that time. Doc said "we'll put another cast on you today." I said "NO just look at the films."
Tech said, looking at the X-Ray, "Where was it broken?" -- LOL!

Also; when I went into surgery for that ankle I was still awake on the gurney. I said "this isn't an OR it's a storage room -- not like on TV -- turn that radio down!
Doc asked the anesthesiologist "you gave him versed" He replied 2x the Doc's response "you need to relax!" Then the rubber smelling mask over my mouth -- I awoke in recovery to horrid bleeping machines. No real pain till the next day when the drugs finally wore off