这种草药茶是治疗感冒症状的天然疗法。

This herbal tea is a natural ___remedy for cold symptoms.

他找到了一种有效的非处方药来治疗头痛。

He found an effective over-the-counter ___remedy for his headache.

现代医学不断开发治疗严重疾病的新方法。

Modern medicine continues to develop new ___remedies for serious illnesses.