官网的内容是经常变的，以前是首页大字声明，不过现在还有一个条目。内容和链接如内。

Can our allergy brands be used to relieve symptoms of COVID-19?

No. BENADRYL® products are only indicated to treat allergy symptoms, they are not symptomatic treatments for infectious diseases such as COVID-19.

https://www.benadryl.co.uk/understanding-allergies/covid-19-and-allergies