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Abatacept

Written By Dr. Swati MishraReviewed By Dr. Rajeev Sharma
Last updated 14 Jan 2026 | 03:16 PM (UTC)

Abatacept Uses

Abatacept is used in the treatment of rheumatoid arthritis.

How Abatacept works

Abatacept blocks the action of certain chemical messengers that are responsible for inflammation, swelling and redness associated with certain joint diseases.

Common side effects of Abatacept

Headache, Rash, Upper respiratory tract infection, Back pain, Nasopharyngitis (inflammation of the throat and nasal passages), Dizziness, Nausea, Cough, Urinary tract infection, Pain in extremities
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Expert advice for Abatacept

  • It is given by injection into a vein or injection under the skin.
  • Inform your doctor immediately if you notice severe rash, infection, swelling of face and hand, and trouble breathing.
  • Inform your doctor if you have to go for vaccination as Abatacept makes the vaccine less effective.
  • Inform your doctor if you are pregnant, planning pregnancy and breastfeeding.
  • Do not stop taking the medication suddenly without talking to your doctor first.

Frequently asked questions for Abatacept

No. Abatacept is not a biologic/ monoclonal antibody. It belongs to class of drugs called immunomodulators.