melphalan vs Alkeran

melphalan and Alkeran both are nouns.

Word	Noun	Adjective	Verb	Adverb
melphalan	Yes	No	No	No
Alkeran	Yes	No	No	No

As nouns, melphalan and Alkeran are synonyms defined as:

melphalan and Alkeran: antineoplastic drug (trade name Alkeran) used to treat multiple myeloma and some other malignancies

melphalan (noun)	Alkeran (noun)
antineoplastic drug (trade name Alkeran) used to treat multiple myeloma and some other malignancies	antineoplastic drug (trade name Alkeran) used to treat multiple myeloma and some other malignancies