油ゆ剤ざいゆざいMeanings1nounoil-based medicine; greasy preparationTechnical term used in pharmaceutical and medical contexts for medicines or preparations with an oily base.この油ゆ剤ざいは皮ひ膚ふに直ちょく接せつ塗ぬってください。Apply this oil-based medicine directly to the skin.