Things you can do and supplements you can take to lessen the die-off response.
Molybdenum Amino Acid Chelate (Take 250 mcg tablets up to 3 or 4 times a day)
Candidate made by Native Remedies (this is great for instant relief of the headaches and fogginess)
Drink tons of water to wash the toxins out.
Take saunas and/or soak in a hot tub of water for 20 minutes.