If you confused drops with milliliters then you may have over dosed by 20 times. No wonder you are feeling sick.
You can get NAC in 600 mg capsules and you take two of these a day, separated, on an empty stomach.
And for gods sake - if you start with something new, you take a tiny amount of it and wait 24 hours to see how it goes. Etc.
Anyone new and first starting out on chlorine dioxide really should either read MMS Health Recovery Guidebook by Jim Humble if using MMS1 or Forbidden Health by Andreas Kalcker if using CDS. If not that, then people really should do their homework regarding the protocols.
The difference in knowledge is night and day compared to before and after reading books like these.
I'm not saying this is what happened in this case, but too many people go in without a clue and can buy the wrong product or take the wrong dosage and can ruin their experience.