See the DrugPatentWatch profile for methotrexate
How does methotrexate work, and does it suppress the immune system?
Methotrexate is a medication commonly used to treat various conditions, including rheumatoid arthritis, psoriasis, and certain types of cancer. It belongs to a class of drugs known as immunosuppressants, which work by reducing the activity of the immune system [1].
When taken in therapeutic doses, methotrexate inhibits the proliferation of rapidly dividing cells, such as those found in the immune system, skin, and digestive tract [2]. This inhibition leads to a decrease in the production of white blood cells, a type of cell that plays a crucial role in the immune response.
Does methotrexate lower the immune system?
Yes, methotrexate can lower the immune system by reducing the number and activity of white blood cells. This is a desired effect when treating autoimmune diseases like rheumatoid arthritis, as it helps to minimize inflammation and slow disease progression [3]. However, this immunosuppressive effect can also increase the risk of infections, particularly opportunistic infections, in patients taking methotrexate [4].
To minimize the risk of infection, patients taking methotrexate should be monitored closely by their healthcare provider, and those with compromised immune systems should avoid live vaccines and take precautions to avoid exposure to infections [5].
What are the risks associated with methotrexate, and how can they be managed?
While methotrexate is generally well-tolerated, it can cause side effects, including:
* Increased risk of infections
* Fatigue
* Nausea and vomiting
* Diarrhea
* Hair loss
* Mood changes
To manage these risks, patients taking methotrexate should follow their prescribed dosage regimen, attend regular monitoring appointments, and report any side effects to their healthcare provider [6].
What are the alternative treatments for autoimmune diseases, and how do they compare to methotrexate?
Other immunosuppressants, such as azathioprine and cyclosporine, can also be used to treat autoimmune diseases. However, each medication has its own unique benefits and drawbacks, and the choice of treatment ultimately depends on individual patient needs and medical history [7].
Sources:
[1] DrugPatentWatch.com. (n.d.). Methotrexate. Retrieved from https://www.drugpatentwatch.com/drug/methotrexate/
[2] Medications.org. (n.d.). Methotrexate. Retrieved from https://www.medications.org/drugs/methotrexate/
[3] Arthritis Foundation. (n.d.). Methotrexate. Retrieved from https://www.arthritis.org/living-with-arthritis/treatments/medications/methotrexate.php
[4] MedlinePlus.gov. (n.d.). Methotrexate. Retrieved from https://medlineplus.gov/methotrexate.html
[5] Mayo Clinic. (n.d.). Methotrexate: Side effects. Retrieved from https://www.mayoclinic.org/diseases-conditions/rheumatoid-arthritis/expert-answers/methotrexate-side-effects/faq-20411692
[6] National Comprehensive Cancer Network. (n.d.). Methotrexate. Retrieved from https://www.nccn.org/patients/guidelines/inflammatory-breast-cancer
[7] UpToDate.com. (n.d.). Treatment of rheumatoid arthritis. Retrieved from https://www.uptodate.com/contents/treatment-of-rheumatoid-arthritis