The question of appropriate aspirin dosage prior to extended air travel relates to concerns about the potential for developing deep vein thrombosis (DVT) or pulmonary embolism (PE) during flights. These conditions involve the formation of blood clots, often in the deep veins of the legs, which can be exacerbated by prolonged periods of immobility. Some individuals believe that taking aspirin, a medication with antiplatelet properties that can inhibit clot formation, might be a preventative measure.
Preventing DVT and PE is a significant health concern, particularly for individuals at increased risk. While immobility is a contributing factor, other risk factors include age, obesity, previous history of blood clots, and certain medical conditions. Addressing these concerns has historically involved a multifaceted approach, from lifestyle modifications like in-flight exercises to the use of compression stockings. The potential role of aspirin in mitigating these risks has been a subject of discussion and research.