Final answer:
In this scenario, the digoxin should be held until the next dose and the client's symptoms should be monitored.
Step-by-step explanation:
In this scenario, the best course of action is to hold the digoxin until the next dose and monitor the client's symptoms while waiting to see the healthcare provider. Nausea and vomiting may be side effects of digoxin, and they can be signs of digoxin toxicity. Therefore, it is important to hold the medication and monitor for any adverse effects.