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Active pharmaceutical ingredient

Doxazosin

Doxazosin is a selective alpha-1 adrenergic receptor blocker commonly used to manage hypertension and benign prostatic hyperplasia (BPH).

Compounded to order
Prescription required
Warwick, Rhode Island

About this ingredient

Doxazosin is a selective alpha-1 adrenergic receptor blocker primarily used in the management of hypertension and benign prostatic hyperplasia (BPH). By inhibiting alpha-1 receptors, doxazosin causes vasodilation, which leads to a decrease in blood pressure, and relaxation of smooth muscle in the prostate and bladder neck, improving urinary flow in patients with BPH.

This API is well-regarded for its efficacy in reducing blood pressure without significantly affecting heart rate, making it a preferred choice for patients who require a gentle approach to managing hypertension. Additionally, doxazosin's ability to alleviate urinary symptoms associated with BPH makes it a dual-purpose medication, offering comprehensive benefits for patients with coexisting conditions.

Pharmacokinetically, doxazosin is characterized by a relatively long half-life, allowing for once-daily dosing, which enhances patient compliance. It is metabolized primarily in the liver and excreted in both urine and feces, necessitating careful consideration in patients with hepatic impairment.

Clinicians should be aware of potential side effects, including dizziness, fatigue, and orthostatic hypotension, particularly at the initiation of therapy or during dose adjustments. Monitoring and patient education are crucial to minimize these effects and ensure optimal therapeutic outcomes.

Available formulations

Compounded formulations containing this ingredient

Each of these is compounded to order at our Warwick, Rhode Island pharmacy and requires a prescription.

We do not have a patient page for this ingredient yet. That does not mean we cannot make it. Bayview compounds this ingredient to a prescriber's order, and our full compounding formulary lists every preparation we make. Viewing the formulary requires a prescriber account.

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Compounding formulary

Formulas we compound with this ingredient

A sample of preparations from our formulary. Strengths and dose forms are customised to the prescription.

Common questions

Frequently asked questions

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Related

Related active ingredients

Other salt forms of this molecule, and ingredients commonly compounded alongside it.

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Important information

This page describes an active pharmaceutical ingredient, not a finished drug product. Bayview Pharmacy compounds preparations containing it only on a prescriber's order for an individual patient.

Compounded preparations are not FDA-approved, and the FDA has not evaluated them for safety, effectiveness, or manufacturing quality. Nothing on this page is a claim that any preparation is effective for any condition.

A valid prescription is required. Availability depends on Bayview's licensure in your state. This page is general information, not medical advice — discuss your situation with a licensed healthcare provider.

Talk to a compounding pharmacist

Our pharmacists work with prescribers to build preparations around a patient's dose, form and tolerances. Ask us what is possible with this ingredient.