Medications when taken properly can improve your health, but they can also poison you if not administered correctly.
When medicine is taken the right way, it can improve your health but when taken incorrectly, it can hurt you.
Drugs work well when used correctly, but they can poison you if you abuse them.
薬は英語では medicine, medication, drug と呼べます。
❶Medications when taken properly can improve your health, but they can also poison you if not administered correctly.
(薬は正しく服用すれば効きますが、間違って服用すれば毒にもなる)。
❷When medicine is taken the right way, it can improve your health but when taken incorrectly, it can hurt you.
(薬は正しく服用するなら効きますが、間違って服用すれば体を悪くする)。
❸Drugs work well when used correctly, but they can poison you if you abuse them.
(薬は正しく服用すると効きますが、乱用すれば毒になる)。
abuseー乱用
〜と言えますよ。