6.3. Rheumatology - Therapeutics Flashcards
What are the 4 Categories of Treatment for Rheumatoid Arthritis?
- Medicines
- Injections
- Therapies
- Surgery
What are the Medication Categories, for treating Rheumatoid Arthritis?
- Non-Steroidal Anti-Inflammatory Drugs (NSAID’s)
- Disease Modifying Anti-Rheumatic Drugs (DMARD’s)
- Biologics
- Corticosteroids
What are Disease Modifying Anti-Rheumatic Drugs (DMARD’s)?
A group of drugs which have been demonstrated to have slow-onset effect on disease activity, and retard disease progression
What is contained in Disease Modifying Anti-Rheumatic Drugs (DMARD’s)?
- Methotrexate
- Sulfasalazine
- Hydroxychloroquine
- Leflundomide
How should you approach management of Rheumatoid Arthritis?
Early and Aggressive Intervention is Key
Why is Methotrexate used in the treatment of Rheumatoid Arthritis?
- Its effective
- It is well tolerated
- It is cheap
Note - it is the cornerstone of combination treatment (with DMARD and Biologics)
What do Biologic DMARD’s target?
Key aspects of the Inflammatory Cascade
What is the advantages / disadvantages of Biologic DMARD’s, over traditional DMARD’s?
Advantages: 1. They work rapidly 2. They are well tolerated Disadvantages: 1. There are important toxicities (i.e. infection) 2. They come at a high cost
What Biologic DMARD’s are available?
- TNF-alpha Inhibitors
- IL-1 Inhibitors
- Anti B-Cell Therapies
- Anti T-Cell Therapies
- IL-6 Inhibitors
What are the issues with Biologic DMARD’s?
- Efficacy - Enhanced response when co-prescribed with Mtx
- Toxicity - Injection site reaction / Infection / (Malignancy?)
- Cost (£9500 vs £50)
By what method can Corticosteroids be administered?
- Orally
- I-A Injection
- Intra-Muscular Injection
- I.V. Infusion
What is taken into consideration whilst prescribing Corticosteroids for Rheumatoid Arthritis?
Short Term Benefit
VS
Long Term Toxicity
Note - This is rarely appropriate as a single drug therapy
What are the Treatment Strategies for Rheumatoid Arthritis?
- Sequential Monotherapy
- Conination
- a) Step Up
- b) Step Down
- c) Parallel
- Treat to Target