Tolamolol
Tolamolol[edit]
Tolamolol is a beta-adrenergic blocking agent (beta-blocker) used primarily in the management of hypertension and angina pectoris. It functions by blocking the effects of epinephrine (adrenaline) on the beta receptors of the heart, leading to a decrease in heart rate and blood pressure.
Mechanism of Action[edit]
Tolamolol works by selectively inhibiting the beta-1 adrenergic receptors located primarily in cardiac tissue. This selective inhibition reduces the heart rate, cardiac output, and the release of renin from the kidneys, which in turn lowers blood pressure and reduces the heart's demand for oxygen.
Clinical Uses[edit]
Tolamolol is indicated for the treatment of several cardiovascular conditions, including:
- Hypertension: By lowering blood pressure, Tolamolol helps prevent complications such as stroke and myocardial infarction.
- Angina pectoris: It reduces the frequency and severity of angina attacks by decreasing myocardial oxygen demand.
- Arrhythmias: Tolamolol can be used to manage certain types of cardiac arrhythmias by stabilizing the heart's rhythm.
Side Effects[edit]
Common side effects of Tolamolol include:
- Bradycardia (slow heart rate)
- Fatigue
- Dizziness
- Cold extremities
Less common but more serious side effects may include:
Contraindications[edit]
Tolamolol should not be used in patients with:
- Asthma or severe chronic obstructive pulmonary disease (COPD)
- Bradycardia
- Heart block greater than first degree
- Cardiogenic shock
Pharmacokinetics[edit]
Tolamolol is absorbed well from the gastrointestinal tract and undergoes significant first-pass metabolism in the liver. It is primarily excreted by the kidneys, and its half-life allows for once or twice daily dosing.
Related Pages[edit]
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