What the hell AQA??? Biology unit 1Watch
Thalidomide is not recommended for use in Leprosy. However, that does not necessarily mean that it cannot be used. Thalidomide is still used today, but is heavily regulated and monitored. However, it is not used in many regions like the EU and Australia. It is also used to treat Bone and Blood Cancers (only these cancers, not other ones).
Even if it isn't technically true, you should say what it says in the specification and mark schemes. After all, you're taught that the 3th electron shell holds 8 electrons when at A-level you find out that it really holds 18.