I am so sorry to hear about your dog. Wow, that must have been scary. Glad to hear she is OK now.
What you say about the meds is true, we should be very cautious when taking meds, especially without any supervision!
I am having trouble understanding what "scattering" means. Could it be that it is sometimes better just to leave the invaders be, as they are, not to not have them disperse in the body?