Which of the following is used as hypnotic or
sedative?
A
Acetaldehyde
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B
Paraldehyde
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C
Formaldehyde
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D
Metaldehyde
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Solution
The correct option is B Paraldehyde Paraldehyde is the cyclic trimer of acetaldehyde molecule. It is a hypnotic and sedative with anticonvulsant effects.