Activated Charcoal is supposed to also work, never been bitten, and hope to keep it that way! But ... I do carry it when out hunting in the back desert areas ...
http://www.herballegacy.com/Snake_Bites.pdf
http://www.charcoalremedies.com/snake_bites
http://lifeandhealth.org/natural-remedies/natural-remedies-and-charcoal-part-3/16115.html
http://www.herballegacy.com/Snake_Bites.pdf
http://www.charcoalremedies.com/snake_bites
http://lifeandhealth.org/natural-remedies/natural-remedies-and-charcoal-part-3/16115.html