Informational only — Not medical advice. Always consult a licensed healthcare provider.

Community data Updated 2 months ago
Available as: 3 mg

Indications & Uses

Erdafinix 3 is indicated for:

Dosage Reference

Reference Information Only

Dosages shown are general references from official sources. Always consult your doctor or pharmacist for personalized dosing.

Adults:

Adults start Erdafitinib at 8 mg once daily, taken by mouth as two 4 mg tablets. After 14 to 21 days the dose may go up to 9 mg once daily (three 3 mg tablets), depending on the serum phosphate (PO4) level and how well the person is tolerating the medicine. Treatment continues until the disease progresses or the toxicity becomes unacceptable.

If a dose of Erdafitinib is missed, it can be taken as soon as possible on the same day. The next day, go back to the usual daily schedule. Don't take extra tablets to make up for the missed dose.

Side Effects

The most common side effects of erdafitinib, including abnormal laboratory results, are those seen in 20% or more of people. They are elevated phosphate, stomatitis, fatigue, elevated creatinine, diarrhoea, dry mouth, nail disorder, elevated alanine aminotransferase, elevated alkaline phosphatase, decrease in sodium, decrease in appetite, decrease in albumin, dysgeusia, decrease in hemoglobin, dry skin, elevated aspartate aminotransferase, decrease in magnesium, dry eye, alopecia, palmar-plantar erythrodysesthesia syndrome, constipation, decrease in phosphate, abdominal pain, elevated calcium, nausea, and musculoskeletal pain.

Common questions about Erdafinix 3 3 mg

What is Erdafinix 3 3 mg Tablet?

Erdafinix 3 3 mg Tablet is a medicine that contains Erdafitinib. It is made by Beacon Pharmaceuticals PLC. It belongs to the Cytotoxic Chemotherapy group of medicines.

What is Erdafinix 3 used for?

Erdafinix 3 is used for: Cancer.

What are the side effects of Erdafinix 3?

The most common side effects of erdafitinib, including abnormal laboratory results, are those seen in 20% or more of people. They are elevated phosphate, stomatitis, fatigue, elevated creatinine, diarrhoea, dry mouth, nail disorder, elevated alanine aminotransferase, elevated alkaline phosphatase, decrease in sodium, decrease in appetite, decrease in albumin, dysgeusia, decrease in hemoglobin, dry skin, elevated aspartate aminotransferase, decrease in magnesium, dry eye, alopecia, palmar-plantar erythrodysesthesia syndrome, constipation, decrease in phosphate, abdominal pain, elevated calcium, nausea, and musculoskeletal pain.

Do I need a prescription for Erdafinix 3?

Erdafinix 3 is a prescription (Rx) medicine. Take it as your doctor advises.

Last updated: 15 Aug 2026