他每天早晨接受胰岛素注射以控制糖尿病。

He receives an ___injection of insulin every morning to control his diabetes.

作为医疗方案的一部分，患者可能需要定期注射以管理慢性疾病。

As part of the medical protocol, patients may require regular ___injections to manage chronic conditions.

应急措施包括立即注射肾上腺素以对抗过敏反应。

The emergency response included an immediate ___injection of epinephrine to counteract the allergic reaction.