D-Dopamine Injection 200 mg/5 ml contains Dopamine Hydrochloride, a critical cardiovascular agent used in the management of acute circulatory and hemodynamic disorders. Dopamine is a naturally occurring catecholamine that acts as a precursor to norepinephrine and epinephrine, helping regulate heart function, blood pressure, and renal perfusion.

This injectable formulation is designed for intravenous administration under strict medical supervision in hospital or intensive care settings. D-Dopamine Injection 200 mg/5 ml is commonly used for patients with shock, heart failure, or low blood pressure who require rapid and controlled restoration of hemodynamic stability. Its precise dosing allows clinicians to tailor therapy based on patient response and severity of the condition.

রেজিস্টার্ড চিকিৎসকের পরামর্শ অনুযায়ী ঔষধ সেবন করুন

Mechanism of Action

Dopamine acts on multiple receptors in the body, producing dose-dependent effects:

• Low doses (renal dose, 1–5 mcg/kg/min): Stimulates dopaminergic receptors, increasing renal blood flow and promoting diuresis, which helps preserve kidney function.

• Moderate doses (5–10 mcg/kg/min): Activates beta-1 adrenergic receptors, enhancing myocardial contractility and cardiac output without significantly increasing heart rate.

• High doses (>10 mcg/kg/min): Stimulates alpha-adrenergic receptors, causing vasoconstriction and elevating blood pressure in severe hypotension or shock.

By acting on these receptor pathways, Dopamine supports the cardiovascular system, improves tissue perfusion, and helps maintain adequate blood pressure and organ function during critical illness.

Indications

D-Dopamine Injection 200 mg/5 ml is indicated for:

• Shock of various etiologies (cardiogenic, septic, or hypovolemic) to restore blood pressure and organ perfusion

• Acute heart failure to improve cardiac output and tissue perfusion

• Hypotension not responsive to fluid replacement alone

• Renal protection in patients with compromised kidney perfusion (low-dose therapy)

It is intended for short-term use under strict monitoring in hospital settings, where intravenous therapy and vital parameter tracking are available.

Dosage and Administration

D-Dopamine Injection must be administered intravenously via a controlled infusion pump. The infusion rate is individualized according to the patient’s condition, body weight, and desired hemodynamic response.

• Low-dose infusion (renal effect): 1–5 mcg/kg/min

• Moderate-dose infusion (cardiac effect): 5–10 mcg/kg/min

• High-dose infusion (pressor effect): >10 mcg/kg/min

Continuous monitoring of blood pressure, heart rate, cardiac rhythm, and urine output is essential during administration. Dosage should be adjusted gradually to achieve therapeutic goals while minimizing side effects.

Precautions and Warnings

• Administer only under strict medical supervision in an intensive care or hospital setting.

• Use with caution in patients with tachyarrhythmias, ventricular fibrillation, or hypertension.

• Avoid extravasation; dopamine can cause tissue necrosis if it leaks outside the vein.

• Monitor for signs of excessive vasoconstriction, arrhythmias, or ischemia.

• Adjust dosage in patients with renal or hepatic impairment.

রেজিস্টার্ড চিকিৎসকের পরামর্শ অনুযায়ী ঔষধ সেবন করুন

Possible Side Effects

Common side effects may include:

• Tachycardia or palpitations

• Hypertension or hypotension (if infusion rate is not properly adjusted)

• Nausea or vomiting

• Headache or anxiety

• Rarely, arrhythmias, myocardial ischemia, or tissue necrosis at infusion site

Proper monitoring and titration of infusion rates minimize risks.

Storage Instructions

Store D-Dopamine Injection 200 mg/5 ml in a cool, dry place, protected from light. Keep out of reach of children. Do not use if the solution is discolored or contains particulate matter.

D-Dopamine Injection 200 mg/5 ml is a vital agent for managing acute cardiovascular compromise, providing rapid and dose-dependent support for blood pressure, heart function, and renal perfusion under clinical supervision.