hi i had gone through your query and understand your concerns. i would come up with the possibility of ANGIONEUROTIC OEDEMA may be the cause for your sufferings.
i advise you taking Homeopathic
medicines gives safe and permanent cure for your complaints
the main aim the homeopathic treatment is to treat underlying cause.
consult your local homeopathic physician for correct diagnosis of the case and remedy to fit your complaints
I hope this is helpful for you, thank you