A nurse is providing teaching to a client who has rheumatoid arthritis and is starting to take hydroxychloroquine. Which of the following client statements indicates an understanding of the teaching?

"I should not crush this medication before taking it.”

"I should discontinue this medication when my symptoms subside."

"I will need to have regular eye exams while taking this medication."

"If I miss a dose of my medication, I can take a double dose the next time."