Aspirin
With food
Aspirin (acetylsalicylic acid) is one of the oldest and most widely used medications, originally derived from willow bark. It belongs to the NSAID class and is used at various doses for pain relief, fever reduction, anti-inflammatory effects, and cardiovascular protection.
Research Evidence
Effective for short-term pain and fever relief
StrongAnti-inflammatory effects may benefit chronic inflammatory conditions
ModerateMay have protective effects against certain other cancers
LimitedDoes not provide clear benefit for primary cardiovascular prevention in healthy adults
StrongMay reduce risk of colorectal cancer with long-term use
ModerateReduces risk of recurrent heart attack and stroke in those with established cardiovascular disease
StrongExpert Evidence
23 references from 2 experts
Safety & Cautions
Side Effects
- Gastrointestinal bleeding and ulcers
- Increased bruising and bleeding tendency
- Stomach pain and nausea
- Tinnitus at high doses
- Allergic reactions in aspirin-sensitive individuals
Aspirin carries meaningful bleeding risks including gastrointestinal and intracranial hemorrhage, especially with long-term use. It should only be taken regularly under medical guidance, and is contraindicated in children with viral illness due to the risk of Reye's syndrome.
Pairs Well With

