For 2024 Pilgrims: €50,- donation = 1 year with no ads on the forum + 90% off any 2024 Guide. More here. (Discount code sent to you by Private Message after your donation)
Mike,
A friend of mine had a similar problem when working in Indonesia and was advised to go to a special Infectious (tropical) diseases clinic in Sydney. I would investigate this avenue as I am sure there would be a few in the UK. I can't remember what he had but he had treatment that worked...
This site is run by Ivar at in Santiago de Compostela.
This site participates in the Amazon Affiliate program, designed to provide a means for Ivar to earn fees by linking to Amazon