Tremfya is a monoclonal antibody that blocks a certain protein in the body that can cause inflammation and other immune responses. Tremfya is used to treat moderate to severe plaque psoriasis in adults. Tremfya is also used to treat active psoriatic arthritis in adults.

Response and effectiveness 84% to 85% of adults achieved an IGA response of 0/1 after 16 weeks of treatment and 70% to 73% achieved a PASI 90 (Psoriasis Area and Severity Index [PASI] score with at least a 90% reduction in symptoms from baseline) score of ≥90.

TREMFYA® is given as a single 100 mg injection under your skin once every 8 weeks, after 2 starter doses at weeks 0 and 4. That's about 2 whole months in between maintenance doses.

Tremfya contains the active ingredient guselkumab, and it's available only as a brand-name biologic drug. It doesn't come in a biosimilar version. A biosimilar medication is a drug that's similar to a brand-name biologic drug (the parent drug). Also, biosimilars tend to cost less than brand-name medications.

You should not stop using TREMFYA without speaking to your doctor first. If you stop treatment, symptoms of psoriasis may come back.

This is a brand name drug and a generic may be available. The average cost for 1 Pen, 1ml of 100mg/ml each, is $27,750.60. You can buy Tremfya at the discounted price of $13,169.34 by using the WebMDRx coupon, a savings of 53%. Even if this drug is covered by Medicare or your insurance, we recommend you compare prices.

The cost for Tremfya subcutaneous solution (100 mg/mL) is around $13,922 for a supply of 1 milliliter(s), depending on the pharmacy you visit. Quoted prices are for cash-paying customers and are not valid with insurance plans.

TREMFYA® is administered as a single 100 mg injection under the skin at weeks 0 and 4, and then every 8 weeks. It is administered by a healthcare provider or self-injected only after proper training. How long do I have to take TREMFYA®? Only your doctor can decide how long you should continue treatment with TREMFYA®.

How long can you stay on biologics? There's no set time limit for being on a biologic. For many people living with Crohn's, taking a biologic is a way to alleviate their symptoms and go into a period of remission.

TREMFYA® is administered as a single 100 mg injection under the skin at weeks 0 and 4, and then every 8 weeks.

You should not stop using TREMFYA without speaking to your doctor first. If you stop treatment, symptoms of psoriasis may come back.

Side effects of the medication may also be a reason someone transitions off a biologic. The length of time you decide to stay on a biologic is a personal choice informed by routine testing, discussions with your doctor, and how you're feeling.