Question: is this a 2) strong advice, 1) weak advice 0) no advice?

It is important for nurses to be aware of rescue analgesia strategies, such as PCA analgesia to protect against breakthrough pain on ambulation, end-of-dose failure on controlled-release opioids, or spontaneous pain with no obvious pathology (Chiaretti & Langer, 2005). 
user
This is a weak advice
assistant