* It's a misspelling: There might be a similar-sounding drug or chemical compound with a different name.
* It's a fictional term: It could be a made-up name used in a book, movie, or other creative work.
* It's a rare or specialized term: It's possible that "caridoxen" is a term used within a specific niche or research area.
If you have more context about where you encountered this term, please provide it. This could help me understand what you're looking for.
For example:
* Did you see it in a medical article or prescription?
* Did you hear it in a conversation?
* Did you see it in a fictional work?
With more information, I might be able to give you a more helpful answer.