薬 効(やっこう)

やっこう

noun

medicinal effect; therapeutic efficacy

1. medicinal effect; therapeutic efficacy; pharmaceutical effect

The healing or therapeutic effect of a medicine, herb, or substance. Refers to how well a drug or remedy works to treat a condition.

薬効(やっこう)が高(たか)い。

It has a strong medicinal effect.

この温泉(おんせん)には薬効(やっこう)があると言(い)われている。

This hot spring is said to have therapeutic effects.

漢方薬(かんぽうやく)は西洋(せいよう)医学(いがく)とは異(こと)なる薬効(やっこう)の考(かんが)え方(かた)に基(もと)づいている。

Traditional Chinese medicine is based on a different way of thinking about medicinal effects than Western medicine.

A compound of 薬(やく) (medicine) and 効(こう) (effect, efficacy). Used in medical, pharmaceutical, and traditional medicine contexts. Also commonly appears in descriptions of hot springs (温泉(おんせん)), herbs, and health foods.

Common collocations

薬効(やっこう)がある: to have a medicinal effect
薬効(やっこう)が高(たか)い: to have a strong medicinal effect
薬効(やっこう)成分(せいぶん): active pharmaceutical ingredient
薬効(やっこう)を示(しめ)す: to show therapeutic efficacy
温泉(おんせん)の薬効(やっこう): therapeutic effects of hot springs

Similar words

効能(こうのう): efficacy, virtue — often used for hot springs and traditional remedies
効果(こうか): effect, result — a more general term not limited to medicine
副作用(ふくさよう): side effect — unintended effects of medicine, as opposed to the intended 薬効(やっこう)

Related Words

Compare: 効能(こうのう) (efficacy, virtue)

Compare: 効果(こうか) (effect, result)

Compare: 副作用(ふくさよう) (side effect)

Compare: 薬用(やくよう) (medicinal)

general

Added 2026.4.4 3:26 · Revised 2026.9.2 13:02

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