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This effect is mediated by the irreversible blockage of COX-1 in platelets, since mature platelets don't express COX-2. [ 14 ] This antiplatelet property makes aspirin useful for reducing the incidence of heart attacks; [ 13 ] heart attacks are primarily caused by blood clots, and their reduction with the introduction of small amounts of ...
Antiplatelet drugs effect may be affected by patient's medications, current medical conditions, food and supplements taken. Antiplatelet drugs effect may be increased or decreased. An increase in antiplatelet effect would increase the risk of bleeding and could cause prolonged or excessive bleeding.
NSAIDs cause decreased ability to form blood clots, which can increase the risk of bleeding when combined with other drugs that also decrease blood clotting, such as warfarin. [113] NSAIDs may aggravate hypertension (high blood pressure) and thereby antagonize the effect of antihypertensives, [113] such as ACE inhibitors. [114]
This makes aspirin different from other NSAIDs (such as diclofenac and ibuprofen), which are reversible inhibitors. Low-dose aspirin use irreversibly blocks the formation of thromboxane A 2 in platelets, producing an inhibitory effect on platelet aggregation during the lifetime of the affected platelet (8–9 days). This antithrombotic property ...
Prostaglandin inhibitors are drugs that inhibit the synthesis of prostaglandin in human body. [1] There are various types of prostaglandins responsible for different physiological reactions such as maintaining the blood flow in stomach and kidney, regulating the contraction of involuntary muscles and blood vessels, and act as a mediator of inflammation and pain.
Different antithrombotics affect different blood clotting processes: Antiplatelet drugs limit the migration or aggregation of platelets. Anticoagulants limit the ability of the blood to clot. Thrombolytic drugs act to dissolve clots after they have formed.
Ticlopidine interacts with several classes of medications. It increases the antiplatelet effects of aspirin and other NSAIDs. [1] Taking ticlopidine at the same time as antacids decreases the absorption of ticlopidine. [1] Ticlopidine inhibits liver CYP2C19 [11] and CYP2B6 [12] and thus can affect blood levels of medications metabolized by ...
Cardiovascular agents are drugs that affect the rate and intensity of cardiac contraction, blood vessel diameters, blood volume, blood clotting and blood cholesterol levels. [1] They are indicated to treat diseases related to the heart or the vascular system (blood vessels), such as hypertension , hyperlipidemia , coagulation disorders , heart ...