A nurse is caring for an older adult client who has an allergy to sulfa, is taking calproic acid

It should be safe to give the valproic acid.

Some drug that needs a high precaution for a patient which allergic to sulfa would be sulfisoxazole, sulfamethoxazole, sulfasalazine, dapson.

There are also some drugs that need to be monitored like furosemide, hydrochlorothiazide, or celecoxib