noun
pharmaceutics
Academic discipline concerned with the design, preparation, and evaluation of pharmaceutical dosage forms.
彼は大学で薬剤学を専攻している。
He is majoring in pharmaceutics at university.
薬学 is a broader term for pharmaceutical sciences, while 薬剤学 specifically focuses on the science of dosage form design and preparation.
Compound of 薬剤 (yakuzai, 'medicine, drug') + 学 (-gaku, 'study, -ology').