After providing discharge teaching, a nurse assesses the client's understanding regarding increased risk for metabolic alkalosis. Which statement indicates that the client needs additional teaching?

"I don't drink milk because it gives me gas and diarrhea.

"I take sodium bicarbonate after every meal to prevent heartburn".

"I have been taking digoxin every day for the last 15 years."

"In hot weather, I sweat so much that I drink six glasses of water each day."