Alternate gargling with silver with gargling with Sea Salt water. Use as much CS as you like. When I have internal problems, I drink a pint over 2-4 days.
10 ppm is better, in my opinion, than 500 ppm.
Phytolacca is poke berry. Real thing is supposed to be poisonous, but my ancestors used it to cure cancer. It is a popular homeopathic remedy, but I have seen very few testimonies on it on the homeopathic boards.
Please consider you are going through a cleansing Be sure your bowels are moving three times a day so not to recirculate the toxins. Read this link from the Iodine FAQs to get a good idea of why I say that. Colds often happen when one betters the diet.