I do not know if will help, but you may want to think about and try to

I do not have such experience when it comes to iodine. With regard to abdominal pain, you can try these concoctions here;)
Teaspoon Ginger pour boiling water and leave it under cover for 15-20min. Drink a brew with the powder, as you are sensitive to strain the decoction.
A lot of kefir with cinnamon (a teaspoon), or you can try the same kefir
Sauerkraut, pickled cucumbers-juice of these things. With cucumbers, garlic bite worth:)
Apple vinegar (start of one teaspoon) with 250ml water
You can try liquid honey (tablespoon), cinnamon (a teaspoon), ginger (1 / 2) teaspoon to swallow it all
Everything, of course, on an empty stomach
In Poland, the problems of the stomach radzona in this manner: mug of water from a teaspoon of baking soda to add a teaspoon of Sugar (to taste) and tablespoon of vinegar, the solution will rush to drink
In your place I would start to drink during the day 1L of kefir, which contains useful lactic acid bacteria, etc.
For now, left a Guillaume Auguste Lugol, or how to add a little improved, but not a great number of

I wish you a speedy recovery

Servus Mariusz

P.S L-Glutamine good for your stomach and intestines