About aspirin
Antiplatelet salicylate; nonsteroidal anti-inflammatory drug
Used for
- Helps prevent heart attack and ischemic stroke in selected people
- Relieves mild pain and fever
- Reduces inflammation at higher doses
Usual adult dose
For prevention, commonly 75–100 mg once daily. Pain or fever doses vary by product and condition.
Usual dose in children
Not routinely used in children; specialist-directed dosing may be used for specific conditions.
Common side effects
- Stomach upset or heartburn
- Easy bruising or bleeding
- Stomach ulcers or gastrointestinal bleeding
- Allergic reactions, including wheezing
Important warnings
- Bleeding risk is higher with ulcers, bleeding disorders, or older age.
- Avoid in children or teenagers with viral illness because of Reye syndrome risk.
- Do not use with aspirin allergy or certain aspirin-sensitive asthma.
- Seek urgent care for signs of serious bleeding or allergic reaction.
Pregnancy
Avoid from 20 weeks onward unless specifically directed; use near delivery can cause serious fetal harm and bleeding.
Breastfeeding
Low-dose use is generally considered compatible; regular or high doses may affect the infant.
Interactions
- Blood thinners and antiplatelet medicines increase bleeding risk.
- Ibuprofen and other NSAIDs can increase stomach bleeding; ibuprofen may reduce aspirin’s protective effect.
- Corticosteroids and some antidepressants can increase bleeding risk.
- Methotrexate toxicity risk may increase.
AI-generated from general medical knowledge, not from this product's official leaflet. It may be incomplete or out of date. Not medical advice — ask a pharmacist or doctor before making any decision.