Nipress 50mg Injection

Frequently asked questions

What is Nipress 50mg Injection used for?

Nipress 50mg Injection belongs to a class of medicines known as vasodilators. It is used to decrease the blood pressure in emergency conditions where the blood pressure is extremely high (hypertensive crisis). It is also used to maintain low blood pressure during surgical procedures in a hospital setting.

Why is Nipress 50mg Injection wrapped in aluminum foil?

Nipress 50mg Injection is wrapped in aluminum foil to protect it from light. This is because Nipress 50mg Injection is very sensitive to light. The solution will degrade every 4 hours if left unprotected. On the contrary, covering it with aluminum foil makes it stable for around 24 hours.

How does Nipress 50mg Injection decrease blood pressure?

Nipress 50mg Injection widens the blood vessels (arteries and veins) which provides a better and smooth path for the blood to flow. This reduces the pressure on the walls which results in effective and significant decrease in the blood pressure.

What are the side effects of Nipress 50mg Injection?

Nipress 50mg Injection may cause side effects like low blood pressure and cyanide poisoning. Additionally, you may also notice abdominal pain, sweating, dizziness, headache, muscle twitching and nausea. However, these are usually not bothersome but if any of these side effects worry you or persist for a longer duration of time, please consult your doctor. Your doctor will suggest ways to manage or prevent these side effects.

Why is Nipress 50mg Injection protected from light?

Nipress 50mg Injection is extremely sensitive to light. If left open, its chemical composition changes rapidly and the color may change from brown to blue or green. If left unprotected, 20% of the solution will deteriorate every 4 hours even in glass bottles. Therefore, it is necessary to prevent exposure of Nipress 50mg Injection to any kind of light, especially fluorescent light.

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2. Teerlink JR, Sliwa K, Opie LH. Heart Failure. In: Opie LH, Gersh BJ, editors. Drugs for the Heart. 8th ed. Philadelphia, Pennsylvania: Elsevier Saunders; 2013. pp. 184-86.
3. Benowitz NL. Antihypertensive Agents. In: Katzung BG, Masters SB, Trevor AJ, editors. Basic and Clinical Pharmacology. 11th ed. New Delhi, India: Tata McGraw Hill Education Private Limited; 2009. pp. 179-80.
4. Briggs GG, Freeman RK, editors. A Reference Guide to Fetal and Neonatal Risk: Drugs in Pregnancy and Lactation. 10th ed. Philadelphia, PA: Wolters Kluwer Health; 2015. p. 989.
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