Solution:
Yes, the common krait snake is indeed poisonous. The common krait, scientifically known as Bungarus caeruleus, is one of the venomous snakes found in South Asia. It is especially prevalent in countries like India and Pakistan. This snake's venom contains neurotoxins, which can cause paralysis and, in severe cases, can be lethal to humans. Therefore, it is crucial to exercise caution and seek immediate medical attention if bitten by a common krait or any other venomous snake.