The client receives a prescription for niacin, and the nurse is providing education about the medication. What should the nurse teach the client about possible adverse effects of the medication?

"Sometimes this causes a full body rash when you first take it, but that doesn't necessarily mean you're allergic to it."

"You need to be aware that some people get very flushed skin when they take this medication."

"You're likely to have some nausea when you begin taking the drug, but this will dissipate with time."

"It's important to avoid eating shellfish and to tell providers before having any diagnostic imaging tests."