The nurse reconstitutes a medication on December 15, 2013 at 1400 hours that has a potency of 1 week. When is the expiration date of this medication?
1. December 21 2013 1400 hours
2. December 21 2013 2400 hours
3. December 22 2013 1400 hours
4. December 22 2013 2400 hours
3
Rationale 1: The expiration date of the medication is one week from the date and time of preparation which would be 7 days after December 15 or December 22. The time of the medication begin prepared was 1400 hours. The medication would expire at the same time or 1400 hours.
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