No, Aleve does not contain aspirin. Aleve should not be taken with aspirin, aspirin-containing products or any other pain reliever/fever reducer unless your doctor has instructed you to do so. Aleve is marketed by Bayer, the makers of Aspirin.

Naproxen sodium, the active ingredient in Aleve, may cause a severe allergic reaction, especially in people allergic to aspirin or other NSAIDs. Symptoms may include hives, facial swelling, asthma (wheezing), shock, skin reddening, rash or blisters. If an allergic reaction occurs, stop use and seek medical help right away. Do not take Aleve if you’ve ever had an allergic reaction to Aleve or any other pain reliever/fever reducer.

- No, Aleve does not contain ibuprofen.
- Aleve should not be taken with ibuprofen or any other pain reliever/fever reducer unless your doctor has instructed you to do so.
- Do not take Aleve if you have ever had an allergic reaction to Aleve or any other pain reliever/fever reducer.
- Naproxen sodium may cause a severe allergic reaction, especially in people allergic to aspirin or other NSAIDs. Symptoms may include hives, facial swelling, asthma (wheezing), shock, skin reddening, rash or blisters. If an allergic reaction occurs, stop use and seek medical help right away.

- No, Aleve does not contain acetaminophen.
- Aleve should not be taken with acetaminophen or any other pain reliever/fever reducer unless your doctor has instructed you to do so.
- Do not take Aleve if you have ever had an allergic reaction to Aleve or any other pain reliever/fever reducer.
- Naproxen sodium may cause a severe allergic reaction, especially in people allergic to aspirin or other NSAIDs. Symptoms may include hives, facial swelling, asthma (wheezing), shock, skin reddening, rash or blisters. If an allergic reaction occurs, stop use and seek medical help right away.

Each Aleve contains 20 mg of sodium and is classified as "low sodium", similar to a slice of wheat bread.