If something is therapeutic, it helps you to relax or to feel better about things, especially about a situation that made you unhappy.
Having a garden is therapeutic.
有个花园能让人放松心情。
Therapeutic treatment is designed to treat an illness or to improve a person's health, rather than to prevent an illness.
healing
therapeutic drugs.
治疗性药物。
therapeutic doses of herbs.
用于治疗的草药剂量。