Effectiveness of Night Administration of Low Dose Aspirin in Hypertensive Patients

Inclusion Criteria

• •Hypertensive patients (≥140/90)
• •Patients from 18 to 80 years old
• •Patients are currently taking low doses of ASA during the day, for secondary prevention of cardiovascular events
• •Patients have been stable for at least one month with their current antihypertensive and antiplatelet therapy.
• •ASA already being taken in the evening
• •Being a shift worker or having a very intensive work schedule
• •Hospital admission during the clinical trial
• •Changes being made in the antihypertensive and antiplatelet therapy taken by the patient during the seven months of the trial
• •Patients with unstable treatment or clinical condition requiring frequent adjustments thereof.
• •Compliance with less than 90% of the doses, both those for daytime and those for evening administration