If a client on antidepressants reports headache and neck stiffness, what should the nurse's priority action be?

In the context of a client on antidepressants presenting with headache and neck stiffness, the nurse's priority action should be to report the signs to the physician. This is crucial because these symptoms can potentially indicate a serious condition such as serotonin syndrome or neuroleptic malignant syndrome, particularly if the patient is on certain medication regimens. Swift communication with the physician allows for timely assessment and intervention, which are essential in ensuring the client's safety and well-being.

Although administering pain relief, assessing for additional symptoms, and providing emotional support are all important nursing actions in general care, they may not address the underlying issue or the potentially serious nature of the symptoms being displayed. Prioritizing the reporting of these signs ensures that a healthcare professional can evaluate the situation further and adjust the treatment plan as needed, thereby directly impacting the client's health outcomes.