A nurse is preparing to administer lithium 300 mg PO every 8 hr. Available is lithium carbonate 150 mg capsules. How many capsules should the nurse administer per dose?
(Round the answer to the nearest whole number. Use a leading zero if it applies. Do not use a trailing zero.)
The Correct Answer is ["2"]
2 capsules
To calculate the number of capsules, use the formula:
capsules = (desired dose in mg / available dose in mg) x 1 capsule
Plug in the given values:
capsules = (300 mg / 150 mg) x 1 capsule
Simplify and solve:
capsules = 2 x 1 capsule
capsules = 2 capsules
Round to the nearest whole number and add a leading zero if needed:
capsules = 2 capsules

Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is B
Explanation
White coating in the mouth, also known as oral candidiasis or thrush, is a serious adverse effect of fluticasone/salmeterol, which is a combination of an inhaled corticosteroid and a long-acting beta2 agonist. It is caused by fungal infection of the oral cavity due to suppression of the normal flora by the corticosteroid component. The client should report this symptom to the provider, as it may require antifungal treatment and discontinuation of the medication.
a) Dry oral mucous membranes is a common and mild adverse effect of fluticasone/salmeterol, which can be relieved by drinking water, chewing sugarless gum, or using artificial saliva. It does not require reporting to the provider or stopping the medication.
c) Sedation is not an adverse effect of fluticasone/salmeterol, but it may be caused by other medications, such as antihistamines, opioids, or benzodiazepines. The client should avoid driving or operating machinery if sedated and consult with the provider about possible drug interactions.
d) Increased appetite is not an adverse effect of fluticasone/salmeterol, but it may be caused by other factors, such as stress, boredom, or hormonal changes. The client should maintain a balanced diet and exercise regularly to prevent weight gain and promote health.

Correct Answer is A
Explanation
Performing the procedure independently is the best indicator of the partner's readiness for the client's discharge, as it demonstrates competence and confidence in suctioning. Suctioning is a skill that requires practice and supervision until mastery is achieved. The nurse should observe and evaluate the partner's performance of suctioning and provide feedback and reinforcement as needed.
b) Attending a class given about tracheostomy care is a good action by the partner, but not the best indicator of readiness for the client's discharge. Attending a class can provide information and education about tracheostomy care, but it does not necessarily translate into skill acquisition or application. The nurse should assess the partner's understanding and retention of the information and provide additional teaching or clarification as needed.
c) Verbalizing all steps in the procedure is a good action by the partner, but not the best indicator of readiness for the client's discharge. Verbalizing all steps in the procedure can help the partner remember and follow the correct sequence and technique of suctioning, but it does not necessarily reflect actual performance or ability. The nurse should observe and verify that the partner is doing what they are saying and correct any errors or omissions as needed.
d) Asking appropriate questions about suctioning is a good action by the partner, but not the best indicator of readiness for the client's discharge. Asking appropriate questions about suctioning can show interest and involvement in learning and caring for the client, but it does not necessarily indicate competence or confidence in suctioning. The nurse should answer the partner's questions and provide additional resources or referrals as needed.

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