This is always a complicated question as the answer will vary greatly depending on the patient’s location and/or insurance provider. That said, if we look purely at the US cash price for Cosentyx the average is around $5,800 per 1 milliliter (mL). Since each mL contains 150 milligrams (mg) of Cosentyx, and a typical dose is between 150-300 mg, 1 mL typically equates to 3-6 doses as . For treatment of plaque psoriasis, the first five weeks of Cosentyx consist of weekly doses. After that, injections are to take place monthly. For treatment of psoriatic arthritis or ankylosing spondylitis, the five weekly doses may or may not be prescribed. If not, injections are received monthly from the start of treatment.