New therapeutic strategies with antiplatelet agents

G Micieli1, A Cavallini

  • 1UC Malattie Cerebrovascolari/Stroke Unit, IRCCS "C. Mondino" Foundation, Via Ferrata 6, I-27100 Pavia, Italy. giuseppe.micieli@mondino.it

Insights

Atherothrombotic pathology is a major health concern. Long-term antiplatelet therapy, like clopidogrel, shows efficacy in preventing recurrent events in high-risk patients.

Area of Science:

  • Cardiovascular Medicine
  • Neurology
  • Pharmacology

Background:

  • Atherothrombotic pathology poses a significant health risk, particularly for cerebrovascular, cardiac, and systemic ischemic diseases.
  • Patients with prior atherothrombotic events face a high risk of recurrence across different vascular territories.

Purpose of the Study:

  • To evaluate the efficacy of long-term antiplatelet therapy in secondary prevention of atherothrombotic manifestations.
  • To investigate the combined efficacy and safety of aspirin and clopidogrel, drugs with different antiplatelet mechanisms.

Main Methods:

  • Utilizing long-term antiplatelet therapy with noncompetitive inhibitors of ADP-induced platelet aggregation, such as clopidogrel.
  • Investigating the combination of aspirin and clopidogrel for patients at high risk of atherothrombotic events.

Main Results:

  • Clopidogrel demonstrates efficacy in secondary prevention strategies for high-risk patients.
  • Preliminary results of combining aspirin and clopidogrel are promising regarding efficacy and safety.

Conclusions:

  • Long-term antiplatelet therapy is effective for secondary prevention in high-risk atherothrombotic patients.
  • Combining aspirin and clopidogrel warrants further investigation due to promising preliminary outcomes.

Related Concept Videos

Antiplatelet Drugs: Prostaglandin Synthesis, P2Y12 and Glycoprotein IIb/IIIa Inhibitors01:20

Antiplatelet Drugs: Prostaglandin Synthesis, P2Y12 and Glycoprotein IIb/IIIa Inhibitors

Antiplatelet drugs emerge as frontline defenders against the insidious threat of thromboembolic diseases, where abnormal clots obstruct vital blood vessels. These drugs stand as bulwarks, inhibiting platelet aggregation and clot formation, thereby mitigating the risk of life-threatening conditions like myocardial infarction, coronary artery disease, and thrombotic strokes.
Prostaglandin synthesis inhibitors, exemplified by the widely known aspirin, wield their power by irreversibly acetylating...
Peripheral Artery Disease III: Interprofessional Care01:27

Peripheral Artery Disease III: Interprofessional Care

Peripheral Artery Disease (PAD) is characterized by narrowed arteries that diminish blood flow to the extremities. Effective management of PAD requires an interprofessional approach involving various healthcare professionals. The critical aspects of interprofessional care for PAD patients focus on risk factor modification, drug therapy, exercise therapy, nutrition therapy, critical limb ischemia care, and interventional radiology and surgical procedures.The primary treatment goal for PAD...
Peptic Ulcer Disease IV: Management01:26

Peptic Ulcer Disease IV: Management

Medical treatment strategies for peptic ulcers encompass various methods. The primary goal of treatment is to diminish gastric acidity and strengthen mucosal defense mechanisms.
The therapeutic approach involves ensuring adequate rest, implementing drug therapy, promoting smoking cessation, making dietary modifications, and emphasizing long-term follow-up care.
Pharmacological management
The prevailing therapy for peptic ulcers involves a combination of managing the patient's current medication...
Venous Thrombosis III: Interprofessional Care01:29

Venous Thrombosis III: Interprofessional Care

Venous thrombosis requires effective prevention and treatment strategies to improve patient outcomes and reduce potential complications.Prevention StrategiesHealthcare providers must prioritize preventing venous thromboembolism (VTE) for all adult patients upon admission. Interventions depend on bleeding and thrombosis risk, medical history, current medications, diagnoses, planned procedures, and patient preferences. Patients on bed rest should change positions every two hours and, if not...
Anticoagulant Drugs: Vitamin K Antagonists and Direct Oral Anticoagulants01:18

Anticoagulant Drugs: Vitamin K Antagonists and Direct Oral Anticoagulants

Oral anticoagulants are vital tools in preventing and treating blood clotting disorders. This diverse class of medications can be categorized as vitamin K antagonists, exemplified by warfarin, and direct thrombin inhibitors (DTIs), such as dabigatran, as well as factor Xa inhibitors, including rivaroxaban.
Warfarin, a prominent vitamin K antagonist family member, exerts its effect by inhibiting the enzyme VKORC1 (vitamin K epoxide reductase complex 1). By hindering this enzyme, warfarin...
Treatment for Pulmonary Arterial Hypertension: Prostacyclin Receptor Agonists01:23

Treatment for Pulmonary Arterial Hypertension: Prostacyclin Receptor Agonists

Prostacyclin receptor agonists are a class of therapeutic agents integral to managing pulmonary arterial hypertension (PAH). These drugs operate by mimicking the action of prostaglandin I2, or PGI2, a naturally occurring compound in the body.
These agonists bind to the IPR receptor situated on the plasma membrane of the pulmonary artery smooth muscle cells. This binding triggers a cascade of reactions known as the GS-AC-cAMP-PKA pathway. This pathway results in the relaxation of smooth muscle...