sleeping draught vs sleeping pill

sleeping draught and sleeping pill both are nouns.

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

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

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

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

sleeping draught (noun)	sleeping pill (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)