Cilnidipine: Difference between revisions

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'''Cilnidipine''' is a [[calcium channel blocker]] used in the treatment of [[hypertension]]. It is a unique type of calcium channel blocker that blocks both L-type and N-type calcium channels.  
{{Short description|Article about the calcium channel blocker Cilnidipine}}
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'''Cilnidipine''' is a [[calcium channel blocker]] used in the management of [[hypertension]]. It is a dual blocker of L-type and N-type calcium channels, which makes it unique among calcium channel blockers.  


==Pharmacology==
==Pharmacology==
Cilnidipine is a [[dihydropyridine]] derivative that acts as a dual L/N-type calcium channel blocker. It inhibits the influx of calcium ions into vascular smooth muscle and cardiac muscle, thus reducing peripheral vascular resistance and lowering blood pressure. The N-type calcium channel blocking action also inhibits the release of [[catecholamines]], which can further lower blood pressure and prevent reflex tachycardia.
Cilnidipine is a dihydropyridine calcium channel blocker. It works by inhibiting the influx of calcium ions into vascular smooth muscle and cardiac muscle, leading to vasodilation and a reduction in blood pressure. The dual action on L-type and N-type calcium channels provides additional benefits in terms of reducing sympathetic nerve activity.
 
===Mechanism of Action===
Cilnidipine blocks L-type calcium channels, which are primarily found in the [[vascular smooth muscle]] and the heart. This action leads to vasodilation and decreased peripheral resistance. Additionally, cilnidipine blocks N-type calcium channels, which are located in the [[sympathetic nervous system]]. This reduces the release of [[neurotransmitters]] such as [[norepinephrine]], further contributing to its antihypertensive effects.


==Clinical Use==
==Clinical Use==
Cilnidipine is primarily used in the treatment of essential hypertension. It may be used alone or in combination with other antihypertensive agents. It has been shown to be effective in reducing blood pressure and is well tolerated, with a low incidence of side effects.
Cilnidipine is primarily used for the treatment of [[hypertension]]. It may be used alone or in combination with other antihypertensive agents. The dual action on both L-type and N-type calcium channels makes it particularly effective in patients with high sympathetic nerve activity.


==Side Effects==
==Side Effects==
The most common side effects of cilnidipine are headache, flushing, and edema. Less common side effects include palpitations, dizziness, and gastrointestinal disturbances. As with all calcium channel blockers, cilnidipine should be used with caution in patients with heart failure or severe hepatic impairment.
Common side effects of cilnidipine include [[dizziness]], [[flushing]], [[headache]], and [[peripheral edema]]. These are typical of calcium channel blockers due to their vasodilatory effects. Rarely, it may cause [[bradycardia]] or [[hypotension]].


==Dosage and Administration==
==Dosage and Administration==
Cilnidipine is typically administered orally, with the dosage adjusted according to the patient's response and tolerance. The usual starting dose is 5 mg once daily, which may be increased to a maximum of 20 mg per day.
Cilnidipine is administered orally, usually once daily. The dosage may vary based on the patient's response and the severity of hypertension. It is important to follow the prescribing physician's instructions and not to discontinue the medication abruptly.
 
==Interactions==
Cilnidipine may interact with other antihypertensive agents, increasing the risk of hypotension. It may also interact with drugs that affect the metabolism of calcium channel blockers, such as [[CYP3A4]] inhibitors.


==See Also==
==Related pages==
* [[Calcium channel blocker]]
* [[Calcium channel blocker]]
* [[Hypertension]]
* [[Hypertension]]
* [[Dihydropyridine]]
* [[Sympathetic nervous system]]
* [[CYP3A4]]


[[Category:Pharmacology]]
[[Category:Calcium channel blockers]]
[[Category:Medicine]]
[[Category:Antihypertensive agents]]
[[Category:Drugs]]
{{Pharma-stub}}
{{Medicine-stub}}

Revision as of 04:07, 13 February 2025

Article about the calcium channel blocker Cilnidipine


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Cilnidipine is a calcium channel blocker used in the management of hypertension. It is a dual blocker of L-type and N-type calcium channels, which makes it unique among calcium channel blockers.

Pharmacology

Cilnidipine is a dihydropyridine calcium channel blocker. It works by inhibiting the influx of calcium ions into vascular smooth muscle and cardiac muscle, leading to vasodilation and a reduction in blood pressure. The dual action on L-type and N-type calcium channels provides additional benefits in terms of reducing sympathetic nerve activity.

Mechanism of Action

Cilnidipine blocks L-type calcium channels, which are primarily found in the vascular smooth muscle and the heart. This action leads to vasodilation and decreased peripheral resistance. Additionally, cilnidipine blocks N-type calcium channels, which are located in the sympathetic nervous system. This reduces the release of neurotransmitters such as norepinephrine, further contributing to its antihypertensive effects.

Clinical Use

Cilnidipine is primarily used for the treatment of hypertension. It may be used alone or in combination with other antihypertensive agents. The dual action on both L-type and N-type calcium channels makes it particularly effective in patients with high sympathetic nerve activity.

Side Effects

Common side effects of cilnidipine include dizziness, flushing, headache, and peripheral edema. These are typical of calcium channel blockers due to their vasodilatory effects. Rarely, it may cause bradycardia or hypotension.

Dosage and Administration

Cilnidipine is administered orally, usually once daily. The dosage may vary based on the patient's response and the severity of hypertension. It is important to follow the prescribing physician's instructions and not to discontinue the medication abruptly.

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