Aspirin is a medication that is commonly used for pain relief and to reduce inflammation. It is also used for the prevention of heart attacks and strokes. The recommended dosage for aspirin use can vary depending on the reason for use and the individual's medical history.

According to Drug Patent Watch [1], the recommended dose of aspirin for pain relief is 325 to 650 milligrams every four hours as needed. For the prevention of heart attacks and strokes, the recommended dose is typically 81 milligrams per day. However, the dosage may be higher for those who have already had a heart attack or stroke.

Mayo Clinic [2] recommends that individuals who are considering daily aspirin therapy for the prevention of heart attacks and strokes should first consult with their doctor. The recommended dosage for daily aspirin therapy is typically 81 milligrams per day, but the dosage may be higher for those who have already had a heart attack or stroke. It is important to note that aspirin therapy is not appropriate for everyone and can have side effects, so it is important to speak with a doctor before starting any new medication.

Drugs.com [3] also recommends that individuals consult with their doctor before taking aspirin. The recommended dosage for pain relief is 325 to 650 milligrams every four hours as needed. For the prevention of heart attacks and strokes, the recommended dose is typically 81 milligrams per day. However, the dosage may be higher for those who have already had a heart attack or stroke.

In conclusion, the recommended dosage for aspirin use can vary depending on the reason for use and the individual's medical history. It is important to consult with a doctor before starting any new medication, including aspirin. The recommended dosage for pain relief is 325 to 650 milligrams every four hours as needed, while the recommended dosage for the prevention of heart attacks and strokes is typically 81 milligrams per day.

Sources:
[1] https://www.drugpatentwatch.com/p/tradename/ASPIRIN
[2] https://www.mayoclinic.org/diseases-conditions/heart-disease/in-depth/daily-aspirin-therapy/art-20046797
[3] https://www.drugs.com/dosage/aspirin.html