Chāochū shìyìngzhèng shǐyòng yàowù shì yǒu fēngxiǎn de.
Using drugs off-label (beyond indications) is risky.
Tips
usage
Regulatory term used in drug package inserts and approvals. Antonym: 禁忌症 (jìnjìzhèng, contraindications) — conditions for which the drug must NOT be used.