Problem: The nurse is teaching a client who is receiving omeprazole. Which of the following information should the nurse include? Need Assignment Help? 1. "Take the medication in the morning before eating breakfast." 2. "Black, tarry stools are an expected side effect of the medication." 3. "After taking the medication, remain in an upright position for at least 2 hours." 4. "Avoid consumption of grapefruit and grapefruit juice while taking the medication."