This website is for people who live in Ireland and have been prescribed Tremfya® (also called guselkumab).
The information provided on this website is not a substitute for professional medical care. As always, if you have any concerns about your health or medicine, you should consult your healthcare professional. This site is published by Janssen Sciences Ireland, which is solely responsible for the content. © Janssen Sciences Ireland UC 2022. The content on this page is intended for an Irish audience.
If you get any side effects, talk to your doctor, pharmacist or nurse. This includes any possible side effects not listed in the package leaflet.
You can also report side effects directly via the HPRA Pharmacovigilance Website at www.hpra.ie. By reporting side effects you can help provide more information on the safety of this medicine.
Please report any potential quality issue with the Janssen product you have received, by calling us on 1800 709 122 or at dsafety@its.jnj.com and providing us with the details. Please ensure that you keep your packaging, so we are able to identify your product more easily.