The FDA approved Teva Pharmaceuticals' deutetrabenazine for chorea associated with Huntington disease, providing the first approval of a drug that contains the heavy hydrogen isotope deuterium.Early adopters first started tinkering with the use of deuterium in drug candidates more than 50 years ago.

中文翻译：

---

FDA批准首个氘化药物

FDA批准了Teva Pharmaceuticals的氘代丁苯那嗪治疗与亨廷顿病相关的舞蹈病，这是对包含重氢同位素氘的药物的首批批准.50年前，早期采用者首先开始尝试在候选药物中使用氘。