cost of antivenom
1 As you can see, the cost of anti-venom will greatly vary. 2  Depending on the rarity of the anti-venom, prices can range anywhere from $100 to as much as $13,000 or more per vial.actors that influence the price: 1  Location. 2  The prices of anti-venom will be drastically lower in other parts of the world outside the US. 3  The Anascorp anti-venom, for example, is just $100 per vial at pharmacies or even less at government-funded clinics in Mexico but are sold over a thousand dollars in Arizona, USA.