Refer patient to your pharmacist if your patient:

has cardiovascular disease, or renal (kidney) disease
has high blood pressure
has asthma
has stomach or duodenal ulcers
is pregnant or breastfeeding
is taking prescription pain relief medicine
or if you are unsure about the patient’s other medicines, health conditions or what you can safely recommend.
has tried many different OTC and natural medicines over a long period of time and still has pain.

Part 5: When to refer