The Protocol of Choice for Treatment of Snake Bite

Table 1

Iranian-modified WHO diagram for management of snake bite.

Severity of envenomation	Signs/symptoms	Number of the vials that should be given
Mild	Local swelling without systemic signs/symptoms	3–5
Moderate	Extension of swelling with systemic signs/symptoms (paresthesia, nausea and vomiting, diarrhea, fatigue, lightheadedness, sweating, and chills) ± lab test abnormalities	6–10
Severe	Extension of swelling to all affected limb with systemic signs/symptoms (respiratory failure, shock, bleeding, loss of consciousness, fasciculation, and seizure) and severe lab test abnormalities	11–20