Fentanyl Citrate Injection in the UK: A Guide to Brand Names, Uses, and Clinical Overview
Fentanyl citrate is a powerful synthetic opioid analgesic, widely acknowledged in clinical medication for its fast onset and brief duration of action. Within the United Kingdom's healthcare system, fentanyl plays a critical function in perioperative care, extensive care, and the management of acute, serious pain. Get Fentanyl In UK to the fact that of its potency-- estimated to be 50 to 100 times that of morphine-- its administration by means of injection is strictly managed and generally reserved for healthcare facility settings.
For healthcare professionals, students, or patients looking for to understand the medicinal landscape in the UK, identifying the readily available brand and producers of fentanyl citrate injection is important. This article offers an extensive summary of the trademark name, scientific indicators, and regulatory status of fentanyl citrate injections in the United Kingdom.
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 central nerve system. When administered via intravenous (IV) or intramuscular (IM) injection, it provides rapid analgesia. In the UK, it is categorized as a Class A managed 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 capability to offer intense pain relief while preserving hemodynamic stability, making it a preferred option for cardiac surgical treatments and for clients with delicate cardiovascular systems.
Fentanyl Citrate Injection Brand Names and Manufacturers in the UK
In the UK market, many pharmaceutical items are prescribed by their generic name (Fentanyl) rather than a trademark name. However, numerous manufacturers provide the NHS and private medical facilities with specific formulas. Historically, the most famous trademark name connected with fentanyl citrate was Sublimaze, originally developed by Janssen Pharmaceutica. While the name Sublimaze is still utilized worldwide and colloquially in some UK theatres, the majority of the supply in the UK is now offered by generic production specialists.
Table 1: Common Manufacturers and Product Details in the UK
| Maker | Product Description | Common 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" may still appear on some procurement lists, the UK medical landscape is dominated by Hameln and Martindale generic versions, which are bioequivalent to the original top quality item.
Scientific Indications for Injection
Fentanyl citrate injection is utilized across various departments, from the Emergency Department (ED) to the Operating Theatre. Its use is generally divided into 3 classifications:
1. Anaesthesia
Fentanyl is a foundation of modern-day anaesthesia. It is used as an analgesic supplement during the induction and upkeep of basic anaesthesia. It assists blunt the body's physiological "stress response" to intubation and surgical incision.
2. Post-operative Recovery
In the Recovery Room (PACU), fentanyl may be administered in little, titrated boluses to handle immediate post-surgical discomfort before transitions are made to longer-acting opioids or oral medications.
3. Intensive Care (ICU)
In the Intensive Care Unit, fentanyl is often utilized as an infusion to offer continuous analgesia for clients who are mechanically aerated. Its brief half-life enables more foreseeable "wake-up" tests compared to drugs like morphine.
Table 2: Clinical Application Summary
| Application | Role of Fentanyl |
|---|---|
| Pre-medication | To supply sedation and analgesia before transferring to theatre. |
| Induction | To work together with induction representatives (like Propofol) for a smooth shift to unconsciousness. |
| Upkeep | To handle the surgical discomfort stimulus during the procedure. |
| Analgesic Supplement | Utilized in regional anaesthesia (like epidurals) to improve discomfort relief. |
System of Action and Pharmacokinetics
Fentanyl works by binding to mu-opioid receptors. This binding prevents ascending discomfort paths, changing the perception of and response to discomfort. It likewise increases the pain limit.
- Start of Action: 1-- 2 minutes (Intravenous).
- Peak Effect: 3-- 5 minutes.
- Duration: 30-- 60 minutes (making it extremely titratable).
- Metabolism: Primarily in the liver through the CYP3A4 enzyme.
- Excretion: Mostly through the kidneys.
Because fentanyl is highly lipid-soluble, it crosses the blood-brain barrier nearly quickly, which explains why the analgesic impact is felt a lot faster than with morphine or oxycodone.
Security and Side Effects
Similar to all powerful opioids, fentanyl citrate brings a danger of substantial adverse effects, especially relating to the breathing and cardiovascular systems.
Typical Side Effects:
- Respiratory Depression: The most severe risk; it lowers the drive to breathe.
- Bradycardia: A slow heart rate.
- Hypotension: Low high blood pressure.
- Muscle Rigidity: Specifically "wooden chest syndrome," where the chest wall becomes too stiff to aerate quickly (usually accompanies high-dose quick IV administration).
- Queasiness and Vomiting: Common in the post-operative phase.
- Pruritus: Itching, often around the nose or torso.
Contraindications and Cautions:
- Known hypersensitivity to fentanyl or other opioid agonists.
- Breathing depression in the lack of resuscitative equipment.
- Concurrent usage of Monoamine Oxidase Inhibitors (MAOIs) within the last 14 days (danger of serotonin syndrome).
- Myasthenia gravis (due to muscle-relaxing interactions).
Regulation and Storage in the UK
In the United Kingdom, fentanyl citrate is strictly managed to avoid diversion and abuse.
- Storage: It must be kept in a locked "Controlled Drugs" (CD) cupboard that satisfies the British Standard for security.
- Record Keeping: Every dose administered must be recorded in a Controlled Drugs Register, signed by 2 competent healthcare professionals (usually a physician and a nurse, or 2 nurses).
- Disposal: Any wasted or unused part of an ampoule should be seen and destroyed according to regional trust policy (usually utilizing a denaturing package).
FAQ: Fentanyl Citrate Injection in the UK
1. Is Sublimaze still readily available in the UK?
While the brand Sublimaze is the "innovator" product, most UK health centers currently use generic versions produced by companies like Hameln or Martindale. Fentanyl Citrate Injection Brand Names UK are pharmacologically similar.
2. What is the standard concentration of Fentanyl injection in the UK?
The basic concentration is 50 micrograms per millilitre (50 mcg/ml). It is usually readily available in 2ml (100mcg) and 10ml (500mcg) ampoules.
3. Can Fentanyl injection be provided at home?
No. Fentanyl citrate injection is almost solely utilized in medical facility settings (theatre, ICU, A&E) due to the fact that of the risk of fast breathing depression, which needs immediate access to oxygen and resuscitation equipment.
4. How does Fentanyl compare to Morphine in strength?
Fentanyl is roughly 50 to 100 times more powerful than morphine. This suggests 100 micrograms of fentanyl is roughly equivalent to 10 milligrams of morphine.
5. What is the antidote for a Fentanyl overdose?
Naloxone (brand name Prenoxad or generic) is the standard opioid villain used to reverse the results of fentanyl if respiratory anxiety occurs.
Summary
Fentanyl citrate remains one of the most important medications in the UK's surgical and extensive care environments. While it may be described by the historic brand Sublimaze, it is mostly used in its generic form supplied by manufacturers such as Hameln, Wockhardt, and Martindale Pharma.
Its high strength and rapid start make it an unequaled tool for managing acute discomfort and facilitating anaesthesia, however these very same qualities require the highest level of scientific tracking and regulative oversight. Comprehending the brand names and the medicinal profile of this drug is important for safe practice and client safety within the NHS and the broader UK health care sector.
Disclaimer: This post is for informative functions just and does not constitute medical recommendations. Health care professionals must always describe the British National Formulary (BNF) or their regional Trust standards for dosing and administration procedures.
