66. Because it may cause photosensitivity, patients should be advised to avoid prolonged sun exposure while taking:
Answer: C
Patients should be advised to avoid prolonged sun exposure while taking doxycycline.
Doxycycline can cause photosensitivity, making the skin more susceptible to sunburn. Therefore, it is important for patients to limit their exposure to sunlight while on this medication.
A) tadalafil.
Tadalafil is primarily used to treat erectile dysfunction and does not have a known association with photosensitivity. Patients taking tadalafil do not need to avoid sun exposure due to this medication.
B) risedronate.
Risedronate is a bisphosphonate used for osteoporosis and does not typically cause photosensitivity. There are no recommendations for patients to avoid sunlight while taking this medication.
C) doxycycline.
Doxycycline is an antibiotic that is known to cause photosensitivity reactions, leading to increased risk of sunburn. It is essential for patients to be aware of this side effect and avoid prolonged sun exposure during treatment.
D) atomoxetine.
Atomoxetine is a medication used to treat attention deficit hyperactivity disorder (ADHD) and is not associated with photosensitivity. Thus, patients are not required to restrict sun exposure when taking this medication.
Conclusion
Doxycycline is the only medication listed that poses a risk of photosensitivity, making it crucial for patients to avoid prolonged sun exposure while taking it. In contrast, the other options do not carry this risk and therefore do not necessitate any sun exposure precautions. This highlights the importance of understanding medication side effects for patient safety.