sleeping draught vs sleeping tablet

sleeping draught and sleeping tablet both are nouns.

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

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

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

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

sleeping draught (noun)	sleeping tablet (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)