5 Clarifications On Fentanyl Citrate Injection Brand Names UK
Fentanyl Citrate Injection in the UK: A Guide to Brand Names, Uses, and Clinical Overview
Fentanyl citrate is a potent artificial opioid analgesic, widely recognized in medical medicine for its rapid beginning and short duration of action. Within the United Kingdom's health care system, fentanyl plays a vital role in perioperative care, intensive care, and the management of acute, severe pain. Because of its potency— approximated to be 50 to 100 times that of morphine— its administration by means of injection is strictly managed and normally scheduled for health center settings.
For healthcare experts, students, or patients seeking to comprehend the pharmacological landscape in the UK, recognizing the available brand and producers of fentanyl citrate injection is essential. This post offers a thorough overview of the trademark name, medical indications, and regulative status of fentanyl citrate injections in the United Kingdom.
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What is Fentanyl Citrate?
Fentanyl citrate is a phenylpiperidine derivative that serves as a potent agonist at the μ-opioid (mu-opioid) receptors in the main nerve system. When administered by means of intravenous (IV) or intramuscular (IM) injection, it provides fast analgesia. In the UK, it is classified as a Class A controlled drug under the Misuse of Drugs Act 1971 and falls under Schedule 2 of the Misuse of Drugs Regulations 2001.
Its primary appeal in surgical settings is its ability to offer intense pain relief while keeping hemodynamic stability, making it a favored choice for heart surgical treatments and for patients with vulnerable cardiovascular systems.
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Fentanyl Citrate Injection Brand Names and Manufacturers in the UK
In the UK market, many pharmaceutical items are recommended by their generic name (Fentanyl) instead of a brand name. However, Fentanyl Analogs UK of producers provide the NHS and private healthcare facilities with specific formulations. Historically, the most popular trademark name connected with fentanyl citrate was Sublimaze, originally developed by Janssen Pharmaceutica. While the name Sublimaze is still utilized worldwide and informally in some UK theatres, the bulk of the supply in the UK is now offered by generic manufacturing professionals.
Table 1: Common Manufacturers and Product Details in the UK
Manufacturer
Item Description
Typical Strengths
Hameln Pharma
Fentanyl Citrate Injection BP
50 micrograms/ml (2ml, 10ml ampoules)
Wockhardt UK
Fentanyl Citrate Injection
50 micrograms/ml (2ml, 10ml ampoules)
Martindale Pharma
Fentanyl Citrate
50 micrograms/ml (2ml, 10ml, 20ml ampoules)
Janssen-Cilag
Sublimaze (Historical Brand)
50 micrograms/ml
Pirimal Critical Care
Fentanyl Citrate Injection
50 micrograms/ml
While the trademark name “Sublimaze” might still appear on some procurement lists, the UK medical landscape is dominated by Hameln and Martindale generic variations, which are bioequivalent to the original branded product.
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Medical Indications for Injection
Fentanyl citrate injection is used throughout various departments, from the Emergency Department (ED) to the Operating Theatre. Its use is generally divided into 3 categories:
1. Anaesthesia
Fentanyl is a cornerstone of contemporary anaesthesia. It is utilized as an analgesic supplement during the induction and upkeep of basic anaesthesia. It helps blunt the body's physiological “tension response” to intubation and surgical incision.
2. Post-operative Recovery
In the Recovery Room (PACU), fentanyl might be administered in small, titrated boluses to handle immediate post-surgical discomfort before shifts are made to longer-acting opioids or oral medications.
3. Intensive Care (ICU)
In the Intensive Care Unit, fentanyl is frequently utilized as an infusion to provide continuous analgesia for patients who are mechanically aerated. Its brief half-life enables more predictable “wake-up” tests compared to drugs like morphine.
Table 2: Clinical Application Summary
Application
Function of Fentanyl
Pre-medication
To offer sedation and analgesia before relocating to theatre.
Induction
To work together with induction agents (like Propofol) for a smooth shift to unconsciousness.
Upkeep
To manage the surgical discomfort stimulus during the procedure.
Analgesic Supplement
Used in regional anaesthesia (like epidurals) to boost pain relief.
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Mechanism of Action and Pharmacokinetics
Fentanyl works by binding to mu-opioid receptors. This binding inhibits ascending pain pathways, altering the understanding of and reaction to discomfort. It likewise increases the discomfort threshold.
- Beginning of Action: 1— 2 minutes (Intravenous).
- Peak Effect: 3— 5 minutes.
- Period: 30— 60 minutes (making it highly titratable).
- Metabolism: Primarily in the liver by means of the CYP3A4 enzyme.
- Excretion: Mostly by means of the kidneys.
Since fentanyl is highly lipid-soluble, it crosses the blood-brain barrier almost immediately, which explains why the analgesic result is felt so much faster than with morphine or oxycodone.
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Safety and Side Effects
Just like all powerful opioids, fentanyl citrate brings a danger of substantial negative effects, particularly relating to the respiratory and cardiovascular systems.
Common Side Effects:
- Respiratory Depression: The most major risk; it decreases the drive to breathe.
- Bradycardia: A sluggish heart rate.
- Hypotension: Low high blood pressure.
- Muscle Rigidity: Specifically “wood chest syndrome,” where the chest wall ends up being too stiff to ventilate quickly (typically accompanies high-dose rapid IV administration).
- Nausea and Vomiting: Common in the post-operative phase.
- Pruritus: Itching, typically around the nose or upper body.
Contraindications and Cautions:
- Known hypersensitivity to fentanyl or other opioid agonists.
- Breathing depression in the lack of resuscitative equipment.
- Concurrent use of Monoamine Oxidase Inhibitors (MAOIs) within the last 14 days (danger of serotonin syndrome).
Myasthenia gravis (due to muscle-relaxing interactions).
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Regulation and Storage in the UK
In the United Kingdom, fentanyl citrate is strictly managed to avoid diversion and abuse.
- Storage: It needs to be kept in a locked “Controlled Drugs” (CD) cabinet that meets the British Standard for security.
- Record Keeping: Every dose administered must be taped in a Controlled Drugs Register, signed by two qualified healthcare professionals (usually a physician and a nurse, or two nurses).
Disposal: Any squandered or unused portion of an ampoule must be experienced and damaged according to local trust policy (normally utilizing a denaturing package).
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FAQ: Fentanyl Citrate Injection in the UK
1. Is Sublimaze still offered in the UK?
While the brand name Sublimaze is the “innovator” product, many UK medical facilities presently use generic variations made by business like Hameln or Martindale. These are pharmacologically identical.
2. What is the basic concentration of Fentanyl injection in the UK?
The standard concentration is 50 micrograms per millilitre (50 mcg/ml). It is usually available in 2ml (100mcg) and 10ml (500mcg) ampoules.
3. Can Fentanyl injection be provided in your home?
No. Fentanyl citrate injection is almost specifically utilized in health center settings (theatre, ICU, A&E) since of the danger of quick breathing anxiety, which requires immediate access to oxygen and resuscitation equipment.
4. How does Fentanyl compare to Morphine in strength?
Fentanyl is around 50 to 100 times more powerful than morphine. This indicates 100 micrograms of fentanyl is roughly comparable to 10 milligrams of morphine.
5. What is the remedy for a Fentanyl overdose?
Naloxone (brand name Prenoxad or generic) is the standard opioid villain used to reverse the effects of fentanyl if respiratory depression happens.
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Summary
Fentanyl citrate remains among the most crucial medications in the UK's surgical and extensive care environments. While it may be referred to by the historic brand Sublimaze, it is mainly used in its generic kind supplied by producers such as Hameln, Wockhardt, and Martindale Pharma.
Its high potency and rapid beginning make it an unrivaled tool for handling sharp pain and assisting in anaesthesia, but these same qualities necessitate the greatest level of scientific monitoring and regulatory oversight. Comprehending the brand names and the medicinal profile of this drug is important for safe practice and patient safety within the NHS and the broader UK healthcare sector.
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Disclaimer: This short article is for informational functions just and does not make up medical advice. Healthcare specialists must always refer to the British National Formulary (BNF) or their regional Trust guidelines for dosing and administration procedures.
