After replacing all words, I'll need to double-check that proper nouns are untouched and that each non-proper noun has three correct variants. This might take some time, but it's important for the user's needs. Also, the user might be preparing some kind of multiple-choice questions or variations of text for training AI models, so accurate and varied synonyms are necessary.
"Injectables" → injectables.
Proper nouns: Pharmaceutics
Conclusion
First part after the initial colon: