sleeping pill vs sleeping draught

sleeping pill and sleeping draught both are nouns.

Word	Noun	Adjective	Verb	Adverb
sleeping pill	Yes	No	No	No
sleeping draught	Yes	No	No	No

As nouns, sleeping pill and sleeping draught are synonyms defined as:

sleeping pill and sleeping draught: a soporific drug in the form of a pill (or tablet or capsule)

Other synonyms of sleeping pill include sleeping capsule, sleeping tablet.

sleeping pill (noun)	sleeping draught (noun)
a soporific drug in the form of a pill (or tablet or capsule)	a soporific drug in the form of a pill (or tablet or capsule)