Aspirin
Aspirin is used to reduce pain, swelling, and inflammation, allowing people to move more easily and carry out normal activities. It is generally part of early and ongoing therapy.
Side effects of aspirin can include:
- An upset stomach
- A tendency to bruise easily
- Ulcers
- Pain or discomfort
- Diarrhea
- Headache
- Heartburn or indigestion
- Nausea or vomiting.
Traditional NSAIDs
In over-the-counter dosages,
NSAIDs help relieve pain within hours of administration. In prescription-strength doses, they relieve pain, stiffness, and inflammation. It may take several days for these medicines to reduce inflammation. There is no NSAID that has been shown to work better than others for
ankylosing spondylitis.
Some side effects of all traditional NSAIDs include:
- Abdominal pain (stomach pain)
- Stomach cramps or discomfort
- Diarrhea
- Dizziness
- Drowsiness or lightheadedness
- Headache
- Heartburn or indigestion
- Peptic ulcers
- Nausea or vomiting
- Possible kidney and liver damage (this is rare).
Before taking any traditional NSAIDs, let your doctor know if you drink alcohol or use blood thinners, as well as whether you have or have ever had any of the following: