A nurse is caring for a client recently prescribed doxycycline (Doryx) for the treatment of a urinary tract infection. Which of the following statements below applies to doxycycline (Doryx)?(Select All that Apply.)
This medication should not be taken if you are lactating
This medication can cause hyperglycemia
This medication may cause photosensitivity
This medication should not be taken with antacids
This medication may cause discoloration of the teeth
Correct Answer : A,C,D,E
A. This medication should not be taken if you are lactating: Doxycycline is contraindicated in breastfeeding women as it can affect bone and teeth development in nursing infants.
B. This medication can cause hyperglycemia: Doxycycline is not known to cause hyperglycemia. This side effect is more common with certain steroids and antidiabetic drugs.
C. This medication may cause photosensitivity - Doxycycline can cause photosensitivity, making the skin more sensitive to sunlight and increasing the risk of sunburn.
D. This medication should not be taken with antacids: Doxycycline should not be taken with antacids or supplements containing calcium, magnesium, or aluminum as they can interfere with its absorption.
E. This medication may cause discoloration of the teeth: Doxycycline can cause permanent discoloration of the teeth if used during tooth development, which is why it is generally not recommended for children under 8 years or during pregnancy.
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Correct Answer is B
Explanation
A. Uterine cancer: No known contraindications exist between this condition and sulfamethoxazole/trimethoprim.
B. Client taking captopril for hypertension: Sulfamethoxazole/trimethoprim can increase potassium levels, and captopril (an ACE inhibitor) also raises potassium levels. Using these drugs together increases the risk of hyperkalemia, a dangerous condition.
C. Osteoporosis: This condition does not contraindicate the use of sulfamethoxazole/trimethoprim.
D. Multiple Sclerosis: No known contraindications exist for this condition with sulfamethoxazole/trimethoprim.
Correct Answer is B
Explanation
A. Staining of teeth: Rifampin is not known to stain teeth.
B. Orange colored secretions: Rifampin commonly causes orange discoloration of body fluids, including urine, tears, and sweat. This is harmless but can be alarming if the client is not forewarned.
C. Constipation: Constipation is not a typical side effect of rifampin.
D. White-colored stools: Rifampin does not cause white-colored stools, but bile duct obstruction could.