Biologics are medicinal substances that are developed using biological processes. Biologics are often used to treat arthritis and psoriasis and as vaccines. Follow the links below to find WebMD's comprehensive coverage about how biologics work, who should and shouldn't use them, side effects, and much more.
Medicines and Surgery for Rheumatoid Arthritis
Learn about the types of medications doctors use to treat rheumatoid arthritis, and when people with RA may need surgery.
Rheumatoid Arthritis: Are You Getting the Nutrients You Need?
It can be hard to get all the vitamins and minerals you need if you have rheumatoid arthritis. A guide to common nutrient deficiencies in people with RA and how to deal with them.
Crohn's Disease: Finding Help With Drug Costs for Biologics
Biologic drugs are a great treatment for Crohn's disease -- but they're very expensive. WebMD tells you where to go to get help with drug costs.
Rheumatoid Arthritis: Avoiding 6 Common Mistakes
From not seeing a rheumatologist to not getting the right medication, here are six mistakes to avoid when you have RA.
Biologics and RA: Risks and Rewards
Learn how biologics work to suppress an overactive immune system, and the benefits and side effects of using a biologic to treat your RA.
Surgery for Crohn’s Disease
Understanding the risks and benefits of Crohn’s disease surgery, when it’s recommended, and what kinds of surgery may help with Crohn’s symptoms.
Crohn's Disease: Your Treatment Options
Medications to help slow the progression and reduce pain and diarrhea of Crohn's disease.
New Drugs for Rheumatoid Arthritis: What's in the Pipeline
The latest on research and development about oral biologics to treat rheumatoid arthritis.
RA and Biologics
Biologics stave off crippling RA symptoms in some patients.
Side Effects of RA Biologics
Arthritis Foundation President John H. Klippel, MD, explains the side effects of RA biologic drugs.
How Do Biologics Work?
Did your doctor prescribe a biologic? Here’s what they do.
Is My Biologic Working?
Biologics aren’t for everyone. Learn about how it could be successful for you.