Antidote adjectives are listed in this post. Each word below can often be found in front of the noun antidote in the same sentence. This reference page can help answer the question what are some adjectives commonly used for describing ANTIDOTE.
best, better, effective, effectual, excellent, good
great, healthy, important, infallible, known, natural
necessary, needed, oblivious, only, own, perfect
possible, potent, powerful, proper, sharp, sovereign
specific, strong, sufficient, sure, surest, true
universal, useful, welcome
Hope this word list had the adjective used with antidote you were looking for. Additional describing words / adjectives that describe / adjectives of various nouns can be found in the other pages on this website.