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Fenstud 50mcg Injection

Written By Dr. Swati Mishra, BDS
Reviewed By Dr. Lalit Kanodia, MBA, MD Pharmacology
Last updated on 12 Nov 2024 | 01:01 AM (IST)
Fenstud 50mcg Injection is a pain-relieving medicine. It is used to treat moderate to severe pain. It is also used as an anesthetic agent for short surgical procedures. This medicine should not be used in mild pain.
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General Information

Contains

Fentanyl (50mcg)

Marketer

Rusan Pharma Ltd

Storage

Store below 30°C
The content is shown in English
Fenstud 50mcg Injection image
Fenstud 50mcg Injection image

Product introduction

Fenstud 50mcg Injection is administered by a healthcare professional. You should not self-administer this medicine at home. The dose will depend on what you are taking it for and how well it helps your symptoms.

The most common side effects of this medicine include muscle rigidity, nausea, and vomiting. You may also experience other common side effects such as dizziness, sleepiness, increased or decreased blood pressure, and irregular heartbeat. If any of these side effects persist or get worse, you should let your doctor know. Your doctor may be able to suggest ways of preventing or reducing the symptoms.

Before using it, you should let your doctor know if you have respiratory disorders, heart diseases, high blood pressure, and liver or kidney disease. Let your doctor also know about all the other medicines you are taking because they may affect, or be affected by, this medicine. Pregnant and breastfeeding women should consult their doctors before using the medicine.

Uses of Fenstud Injection

Benefits of Fenstud Injection

Pain relief
Fenstud 50mcg Injection helps to relieve moderate to severe pain in conditions that affect joints and muscles. It works by blocking chemical messengers in the brain that tell us we have pain. It can help relieve pain in conditions like rheumatoid arthritis and osteoarthritis.
It is given as an injection by a doctor or nurse and should not be self-administered. The dose and duration will be decided by the doctor depending on the condition you are being treated for. This will help you to go about your daily activities more easily and have a better, more active, quality of life.

Side effects of Fenstud Injection

Most side effects do not require any medical attention and disappear as your body adjusts to the medicine. Consult your doctor if they persist or if you’re worried about them
Common side effects of Fenstud
  • Muscle rigidity
  • Irregular heartbeats
  • Dizziness
  • Vomiting
  • Nausea
  • Drowsiness
  • Application site redness
  • Respiratory depression
  • Rigidity

How to use Fenstud Injection

Your doctor or nurse will give you this medicine. Kindly do not self administer.

How Fenstud Injection works

Fenstud 50mcg Injection is an opoid analgesic (pain reliever) which works by blocking transmission of pain signals to the brain to lower pain perception.

Quick tips

  • Fenstud 50mcg Injection helps provide pain relief during surgery.
  • It is given by an injection or drip into a vein.
  • It may cause dizziness, sleepiness, and headaches. Do not drive or do anything requiring concentration until you know how it affects you.
  • Do not drink alcohol or take other medicines that can cause drowsiness while taking Fenstud 50mcg Injection.
  • Your doctor may monitor your breathing, blood pressure and heart rate while you receive this medication.
  • Inform your doctor if you have ever been diagnosed with kidney or liver problems.

Safety advice

Alcohol

Alcohol

UNSAFE
Fenstud 50mcg Injection may cause excessive drowsiness with alcohol.
Pregnancy

Pregnancy

CONSULT YOUR DOCTOR
Fenstud 50mcg Injection may be unsafe to use during pregnancy. Although there are limited studies in humans, animal studies have shown harmful effects on the developing baby. Your doctor will weigh the benefits and any potential risks before prescribing it to you. Please consult your doctor.
Breast feeding

Breast feeding

CONSULT YOUR DOCTOR
Fenstud 50mcg Injection is probably unsafe to use during breastfeeding. Limited human data suggests that the drug may pass into the breastmilk and harm the baby.
Consult a doctor immediately if the baby shows signs of increased sleepiness (more than usual), difficulty breastfeeding, breathing problems, or limpness.
Driving

Driving

UNSAFE
Fenstud 50mcg Injection may cause side effects which could affect your ability to drive.
Kidney

Kidney

CAUTION
Fenstud 50mcg Injection should be used with caution in patients with kidney disease. Dose adjustment of Fenstud 50mcg Injection may be needed. Please consult your doctor.
Caution should be excercised in patients with underlying kidney disease.
Liver

Liver

CAUTION
Fenstud 50mcg Injection should be used with caution in patients with severe liver disease. Dose adjustment of Fenstud 50mcg Injection may be needed. Please consult your doctor.

Fact Box

Chemical Class

Phenylpiperidine Derivatives

Habit Forming

Yes

Therapeutic Class

PAIN ANALGESICS

Action Class

Opioids

References

  1. Schumacher MA, Basbaum AI, Way WL. Opioids Analgesics & Antagonists. 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. 545-46.
  2. Yaksh TL, WallaceIn MS. Opioids, Analgesia, and Pain Management. In: Brunton LL, Chabner BA, Knollmann BC, editors. Goodman & Gilman’s: The Pharmacological Basis of Therapeutics. 12th ed. New York, New York: McGraw-Hill Medical; 2011. pp. 505-506.
  3. 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. pp. 539-41.
  4. Fentanyl. Gloucester Business Park Gloucester: Hameln Pharmaceuticals Ltd.; 10 Jan. 2011 [revised 28 Oct. 2018]. [Accessed 02 Apr. 2019] (online) Available from:
  5. Chaves RG, Lamounier JA. Breastfeeding and maternal medications. J Pediatr (Rio J). 2004;80(5 Suppl):S189-S198. [Accessed 02 Apr. 2019] (online) Available from:
  6. Central Drugs Standard Control Organisation (CDSCO). [Accessed 02 Apr. 2019] (online) Available from:

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Tata 1mg's sole intention is to ensure that its consumers get information that is expert-reviewed, accurate and trustworthy. However, the information contained herein should NOT be used as a substitute for the advice of a qualified physician. The information provided here is for informational purposes only. This may not cover everything about particular health conditions, lab tests, medicines, all possible side effects, drug interactions, warnings, alerts, etc. Please consult your doctor and discuss all your queries related to any disease or medicine. We intend to support, not replace, the doctor-patient relationship.

Marketer details

Name: Rusan Pharma Ltd
Address: 58-D, Government Industrial Estate, Charkop, Kandivli (W), Mumbai – 400 067 (India).

Vendor Details

Country of origin: India

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