Indian polyvalent antivenom

Source: TH

Context: Experts at the Assam Snake Symposium 2025 in Guwahati called for region-specific antivenoms, highlighting the ineffectiveness of the current polyvalent serum in Northeast India.

About Polyvalent Antivenom:

• What it is?

• A life-saving serum therapy used to neutralize venom from snakebites. Covers multiple snake species with a single antidote.

• A life-saving serum therapy used to neutralize venom from snakebites.

• Covers multiple snake species with a single antidote.

• Developed by:

• Indian manufacturers in collaboration with research institutes like Haffkine Institute, Madras Crocodile Bank Trust, and others. Traditionally derived from the venom of the “Big Four” snakes.

• Indian manufacturers in collaboration with research institutes like Haffkine Institute, Madras Crocodile Bank Trust, and others.

• Traditionally derived from the venom of the “Big Four” snakes.

• Objective:

• Provide a broad-spectrum antidote to reduce fatalities from snakebites. Ensure one treatment can be used across most of India.

• Provide a broad-spectrum antidote to reduce fatalities from snakebites.

• Ensure one treatment can be used across most of India.

• Features:

• Neutralizes venom of Indian cobra, common krait, Russell’s viper, and saw-scaled viper. Widely available at government and private hospitals. Affordable compared to region-specific alternatives. Forms the backbone of India’s snakebite treatment strategy.

• Neutralizes venom of Indian cobra, common krait, Russell’s viper, and saw-scaled viper.

• Widely available at government and private hospitals.

• Affordable compared to region-specific alternatives.

• Forms the backbone of India’s snakebite treatment strategy.

• Issues:

• Limited efficacy in Northeast India where other venomous species dominate. Causes delayed recovery, long-term complications, or death despite administration. Over-dependence on a one-size-fits-all approach, ignoring regional diversity of snakes.

• Limited efficacy in Northeast India where other venomous species dominate.

• Causes delayed recovery, long-term complications, or death despite administration.

• Over-dependence on a one-size-fits-all approach, ignoring regional diversity of snakes.