What would the nurse teach a client who is prescribed sildenafil (Viagra)?
1. Sildenafil (Viagra) works best when taken with high-fat meal.
2. Sildenafil (Viagra) can be taken up to 6 hours before sexual intercourse is planned.
3. Grapefruit juice will decrease the effectiveness of sildenafil (Viagra).
4. The maximum safe dosage is one pill per 24-hour period.
Correct Answer: 4
Rationale 1: High-fat foods may cause a delay is drug effectiveness.
Rationale 2: The optimum time to take sildenafil (Viagra) is 1 hour before sexual intercourse, but it can be taken up to 4 hours beforehand.
Rationale 3: Grapefruit juice can lead to increased effectiveness.
Rationale 4: Taking only one pill in a 24-hour period is recommended.
Global Rationale: Taking only one pill in a 24-hour period is recommended. High-fat foods may cause a delay is drug effectiveness. The optimum time to take sildenafil (Viagra) is 1 hour before sexual intercourse, but it can be taken up to 4 hours beforehand. Grapefruit juice can lead to increased effectiveness.
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