Which of the following is an anti-histamine?

The correct statement about $(A), (B), (C)$ and $(D)$ is:

$A$ medicine which promotes the secretion of urine is called:

Some tranquilizers are listed below. Which one from the following belongs to barbiturates?

An antiseptic,Dettol,is a mixture of two compounds '$A$' and '$B$',where $A$ has $6$ $\pi$ electrons and $B$ has $2$ $\pi$ electrons. What is '$B$'?

The effects that aspirin can produce in the body are:

$A$. Anti-inflammatory	$B$. Antidepressant	$C$. Antipyretic
$D$. Anticoagulant	$E$. Hypnotic