Nitoside Injection

Sodium Nitroprusside Dihydrate
50mg
Neon Laboratories Ltd
Pack size
Dispensing mode
Source
Agent
Retail Price 230.40 NPR

Indications

Nitoside Injection is used for: Heart failure, Severe hypertension, Hypertensive crises

Adult Dose

Intravenous Hypertensive crisis Adult: For patients not receiving any antihypertensives, initially 0.3-1.5 mcg/kg/min, adjust gradually according to response. Usual range 0.5-6 mcg/kg/min. Lower doses should be used in patients receiving antihypertensives. Max rate: 8 mcg/kg/min, discontinue infusion if there is no response after 10 min. May continue for a few hr if there is response. Introduce oral antihypertensive as soon as possible. Elderly: Lower doses may be required. Induction of hypotension during anaesthesia Adult: Recommended max dose: 1.5 mcg/kg/min. Heart failure Adult: Intially 10-15 mcg/min, may increase by 10-15 mcg/min every 5-10 min according to response; usual range 10-200 mcg/min. Max: 280 mcg/min.

Child Dose

Intravenous Hypertensive crisis Child: Initially, 250-500 nanograms/kg/min, rate may be repeatedly doubled at intervals of 15-20 min until the desired effect is achieved or treatment is judged ineffective. Max rate: 6 mcg/kg/min.

Renal Dose

Renal impairment: Dosage adjustments may be necessary.

Administration

Contra Indications

Hypersensitivity, compensatory hypertension.

Precautions

Hypothyroidism, renal and hepatic impairment, ischaemic heart disease, impaired cerebral circulation, elderly. Monitor blood thiocyanate concentration if treatment is longer than 3 days and should not exceed 100 mcg/ml. Monitor acid-base balance, venous oxygen concentration and BP. Caution to avoid extravasation. To be diluted with sterile dextrose 5% solution before infusion. Avoid sudden withdrawal. Leber's optic atrophy, low plasma-cobalamin concentrations, impaired pulmonary function. Pregnancy and lactation.

Pregnancy-Lactation

Interactions

Additive effect when used with other antihypertensives. May prolong the fibrinolytic activity of alteplase. Risk of severe hypotension if used with phosphodiesterase inhibitors. May reduce serum digoxin levels.

Adverse Effects

Side effects of Sodium Nitroprusside Dihydrate : Common Bradyarrhythmia, hypotension, palpitations, tachyarrhythmia Apprehension, restlessness, confusion, dizziness, headache, somnolence Rash, sweating Thyroid suppression, Injection site irritation, Muscle twitch, Oliguria, renal azotemia Serious Cardiac dysrhythmia, hemorrhage, decreased platelet aggregation, excessive hypotensive response Raised intracranial pressure, Metabolic acidosis, Bowel obstruction, Methemoglobinemia, Cyanide poisoning, Thiocyanate toxicity

Mechanism of Action

Sodium nitroprusside is a short-acting antihypertensive that acts directly on the venous and arteriolar smooth muscle causing peripheral vasodilation, thus decreasing peripheral resistance. It is also used to reduce preload and afterload in severe heart failure.

Note

Nitoside 50mg Injection manufactured by Neon Laboratories Ltd. Its generic name is Sodium Nitroprusside Dihydrate. Nitoside is availble in Nepal. Farmaco Nepal drug index information on Nitoside Injection is not intended for diagnosis, medical advice or treatment; neither intended to be a substitute for the exercise of professional judgment.

Some other brands of Sodium Nitroprusside Dihydrate :