A client is ordered Timolol as part of their medication regimen for Glaucoma. The nurse knows that Timolol should be avoided in what client conditions?
Diabetes mellitus
Chronic kidney disease
Asthma
Hyperthyroidism
The Correct Answer is C
A. Diabetes mellitus.: Timolol, a non-selective beta-blocker, can mask symptoms of hypoglycemia such as tachycardia, but it is not absolutely contraindicated in diabetes. Diabetic clients require close monitoring, the medication can still be used with caution.
B. Chronic kidney disease.: Timolol is administered topically as eye drops and has minimal systemic absorption, so it does not worsen kidney function. It is generally considered safe for clients with chronic kidney disease when used as prescribed.
C. Asthma.: Timolol can cause bronchoconstriction by blocking beta-2 receptors in the lungs, leading to respiratory distress in clients with asthma or COPD. Because of this risk, it is contraindicated in these patients, as even topical administration may trigger bronchospasm.
D. Hyperthyroidism.: Timolol may help manage some symptoms of hyperthyroidism, such as tremors or tachycardia, due to its beta-blocking effects. Therefore, it can be beneficial in controlling adrenergic symptoms in these clients.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is B
Explanation
A. Administer the vancomycin as ordered.: Administering vancomycin without clarifying the prescription could be unsafe because the patient’s history of VRE indicates resistance to this antibiotic. Giving the drug despite known resistance would be ineffective and delay appropriate treatment.
B. Notify the HCP about the patient's VRE history.: The nurse should first notify the healthcare provider, as vancomycin is ineffective against vancomycin-resistant Enterococcus. The provider may need to prescribe an alternative antibiotic, such as linezolid or daptomycin, based on culture and sensitivity results.
C. Monitor the patient for signs of an allergic reaction.: Although monitoring for allergic reactions is always important, this action is secondary in this case. The priority is to ensure the medication chosen will be effective for the patient’s specific infection.
D. Obtain a baseline renal function test.: Vancomycin can cause nephrotoxicity, so assessing renal function is standard before therapy. However, since the infection is resistant to vancomycin, evaluating kidney function is not the first or most urgent action.
Correct Answer is A
Explanation
A. "This medication can lead to constipation.": Aluminum hydroxide commonly causes constipation because aluminum salts slow down gastric motility. Clients should be encouraged to increase fluid intake, eat a diet high in fiber, or use combination antacids containing magnesium to counteract this effect.
B. "This medication can cause a metallic taste in my mouth.": A metallic taste is not a typical side effect of aluminum hydroxide. It is more commonly associated with other medications, such as metronidazole or certain antibiotics, rather than antacids.
C. "You should take this medication at the same time as your other morning medications.": Antacids can interfere with the absorption of many drugs, including antibiotics and cardiac medications. They should be taken at least one to two hours before or after other medications.
D. "This medication requires a prescription from your provider.": Aluminum hydroxide is an over-the-counter medication commonly used for relief of heartburn, gastritis, and acid indigestion. It does not require a prescription.
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