What's the starting dose for cosentyx in psa?

What’s the starting dose of Cosentyx (secukinumab) for psoriatic arthritis (PsA)?

For psoriatic arthritis, the usual starting regimen is 150 mg by subcutaneous injection at week 0, week 1, week 2, week 3, and week 4, then 150 mg every 4 weeks starting at week 4/continuing thereafter [1].

Is there a higher starting dose for more severe PsA?

Yes. Some patients are started on 300 mg by subcutaneous injection for the same induction schedule (at week 0, 1, 2, 3, and 4), then 300 mg every 4 weeks afterward [1].

What changes after the first month?

After the initial loading phase through week 4, the dosing becomes maintenance-only: either 150 mg or 300 mg every 4 weeks depending on the prescribed starting dose [1].

Sources:
[1] https://www.drugs.com/dosage/cosentyx.html