I ve done the methods described here re activated sodium clorite and citric
or hydrochloric acid  to make mms. I used that method for a long time, and
finally gave up on it, because it was too harsh.  The better method is the
hhtp://Andreaskalcker.com,  click on the "hacer como" video, you have to
select a language. He makes chlorine dioxide solution that is infused into
distilled water. Makes it mild enough to continue long term. For serious
acute or chronic problems,  its 3 drops in 4 0z water, each hour, for 8
hours,  for 3 weeks. Or, you could put the drops in capsules, then drink
water. With this method you also get the by product left in the shot glass,
which can be used as a spray disinfectant.  Not letting solution activate
for at least 20 minutes is not a good idea.  Less time , it still has too
much original sodium clorite, which needs time to convert.