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Philippine cobra

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Naja philippinensis

Physical Information

Venom name: Highly potent postsynaptic neurotoxins

Toxins: α-neurotoxins

Manner of intake: Subcutaneous, intravenous, intramuscular, intraperitoneal.

Absorption: Rapid, death can occur in less than 1 hour in severe cases.

Human tolerance: Venom yield per bite is between 90-100 mg (dry weight), may yield more. (Brown, 1973)

Toxicity: Mouse subcutaneous LD50 is 0.20 mg/kg. (Brown, 1973)

Symptoms: Localized pain & swelling, drowsiness, limb paralysis, hypotension, nausea and vomiting, difficulty breathing, ataxia, difficulty speaking, sore throat.

Antivenom: Polyvalent antivenom serum available.

Geographic range: Northern Philippines (Luzon, Mindoro, Catanduanes, and Masbate).

Habitat: Low-lying plains and forested regions including agricultural fields.

General facts: Averages about 1 m (3.3 ft) in length, but may grow to 1.6 m (5.2 ft). Some specimens may grow slightly longer. The most venomous member of the Naja (cobra) family.

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