- Initial: For 1-2 punctures 2000 U, for 3-4 punctures 4000 U, and for 5 or more punctures 6000 U IM x1
- If the initial dose is insufficient to control the effects of the venom and the identity of the stonefish is assured, consider repeating the initial dose of antivenom as necessary
Note:
- Give by IV infusion in extreme cases after diluting the antivenom 1:10 in an intravenous solution
- Premedicate with 0.25 mL adrenaline (1:1000) SC and antihistamine IV to reduce the chance of anaphylactic shock
- Monitor patients for at least 6 hrs following antivenom administration
- If severe anaphylaxis is seen post antivenom administration, discontinue therapy, administer O2 and adrenaline (1:1000) IM at the following doses:
- Small adults (<50 kg): 0.25 mL
- Average adults (50-100 kg): 0.5 mL
- Large adults (>100 kg): 0.75 mL
- Administer corticosteroid IV x 1, to avoid delayed serum sickness
- Initial: For 1-2 punctures 2000 U, for 3-4 punctures 4000 U, and for 5 or more punctures 6000 U IM x1
- If the initial dose is insufficient to control the effects of the venom and the identity of the stonefish is assured, consider repeating the initial dose of antivenom as necessary
Note:
- Give by IV infusion in extreme cases after diluting the antivenom 1:10 in an intravenous solution
- Premedicate with 0.25 mL adrenaline (1:1000) SC and antihistamine IV to reduce the chance of anaphylactic shock
- Monitor patients for at least 6 hrs after antivenom infusion
- If severe anaphylaxis is seen post antivenom administration, discontinue therapy, administer O2 and adrenaline (1:10000) IM at following doses:
- Children
12 yrs: 0.25 mL/yr of age - If no or minimal response to adrenaline is seen, administer adrenaline (1:10000) slowly into an IV line; repeat q5 minutes depending on response
- Administer corticosteroid PO x 4-5 days in order to avoid delayed serum sickness
