Fentanyl Citrate Injection in the UK: A Guide to Brand Names, Uses, and Clinical Overview
Fentanyl citrate is a powerful artificial opioid analgesic, commonly recognized in clinical medicine for its quick onset and brief period of action. Within the United Kingdom's healthcare system, fentanyl plays an important role in perioperative care, intensive care, and the management of severe, severe discomfort. Since of its effectiveness-- approximated to be 50 to 100 times that of morphine-- its administration via injection is strictly managed and normally reserved for health center settings.
For health care specialists, trainees, or patients looking for to understand the medicinal landscape in the UK, recognizing the readily available brand and makers of fentanyl citrate injection is essential. This blog site post supplies a thorough introduction of the brand names, clinical signs, and regulatory status of fentanyl citrate injections in the United Kingdom.
What is Fentanyl Citrate?
Fentanyl citrate is a phenylpiperidine derivative that functions as a powerful agonist at the μ-opioid (mu-opioid) receptors in the main nerve system. When administered through intravenous (IV) or intramuscular (IM) injection, it offers fast analgesia. In Fentanyl Citrate Injection Brand Names 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 capability to supply intense discomfort relief while preserving hemodynamic stability, making it a favored choice for heart surgeries and for clients with vulnerable cardiovascular systems.
Fentanyl Citrate Injection Brand Names and Manufacturers in the UK
In the UK market, numerous pharmaceutical products are recommended by their generic name (Fentanyl) instead of a trademark name. Nevertheless, a number of manufacturers supply the NHS and private health centers with particular solutions. Historically, the most famous brand associated with fentanyl citrate was Sublimaze, originally developed by Janssen Pharmaceutica. While the name Sublimaze is still used globally and informally in some UK theatres, most of the supply in the UK is now provided by generic manufacturing specialists.
Table 1: Common Manufacturers and Product Details in the UK
| Producer | 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 brand "Sublimaze" might still appear on some procurement lists, the UK medical landscape is controlled by Hameln and Martindale generic variations, which are bioequivalent to the original branded item.
Medical Indications for Injection
Fentanyl citrate injection is utilized throughout various departments, from the Emergency Department (ED) to the Operating Theatre. Its use is usually divided into three classifications:
1. Anaesthesia
Fentanyl is a cornerstone of modern anaesthesia. It is used as an analgesic supplement during the induction and maintenance of general anaesthesia. It helps blunt the body's physiological "tension action" to intubation and surgical cut.
2. Post-operative Recovery
In the Recovery Room (PACU), fentanyl might be administered in small, titrated boluses to manage instant post-surgical pain before transitions are made to longer-acting opioids or oral medications.
3. Intensive Care (ICU)
In the Intensive Care Unit, fentanyl is often used as an infusion to provide constant analgesia for patients who are mechanically aerated. Its brief half-life permits more predictable "wake-up" tests compared to drugs like morphine.
Table 2: Clinical Application Summary
| Application | Function of Fentanyl |
|---|---|
| Pre-medication | To supply sedation and analgesia before moving to theatre. |
| Induction | To work together with induction agents (like Propofol) for a smooth shift to unconsciousness. |
| Maintenance | To manage the surgical discomfort stimulus during the procedure. |
| Analgesic Supplement | Utilized in local anaesthesia (like epidurals) to improve pain relief. |
Mechanism of Action and Pharmacokinetics
Fentanyl works by binding to mu-opioid receptors. This binding hinders rising pain paths, altering the perception of and reaction to discomfort. It also increases the pain limit.
- Onset 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 via the kidneys.
Due to the fact that fentanyl is highly lipid-soluble, it crosses the blood-brain barrier nearly immediately, which explains why the analgesic impact is felt so much faster than with morphine or oxycodone.
Security and Side Effects
Similar to all potent opioids, fentanyl citrate carries a threat of significant negative effects, especially connecting to the respiratory and cardiovascular systems.
Typical Side Effects:
- Respiratory Depression: The most severe risk; it reduces the drive to breathe.
- Bradycardia: A slow heart rate.
- Hypotension: Low high blood pressure.
- Muscle Rigidity: Specifically "wood chest syndrome," where the chest wall becomes too stiff to aerate quickly (generally accompanies high-dose rapid IV administration).
- Nausea and Vomiting: Common in the post-operative phase.
- Pruritus: Itching, frequently around the nose or upper body.
Contraindications and Cautions:
- Known hypersensitivity to fentanyl or other opioid agonists.
- Respiratory 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).
Policy and Storage in the UK
In the United Kingdom, fentanyl citrate is strictly managed to prevent diversion and misuse.
- Storage: It must be kept in a locked "Controlled Drugs" (CD) cupboard that satisfies the British Standard for security.
- Record Keeping: Every dosage administered need to be tape-recorded in a Controlled Drugs Register, signed by 2 certified health care specialists (generally a physician and a nurse, or more nurses).
- Disposal: Any lost or unused part of an ampoule need to be experienced and damaged according to local trust policy (typically utilizing a denaturing package).
FREQUENTLY ASKED QUESTION: Fentanyl Citrate Injection in the UK
1. Is Sublimaze still readily available in the UK?
While the brand name Sublimaze is the "innovator" item, many UK hospitals presently utilize generic versions produced by companies like Hameln or Martindale. These are pharmacologically identical.
2. What is visit website of Fentanyl injection in the UK?
The standard concentration is 50 micrograms per millilitre (50 mcg/ml). It is typically offered in 2ml (100mcg) and 10ml (500mcg) ampoules.
3. Can Fentanyl injection be given at home?
No. Fentanyl citrate injection is nearly exclusively used in healthcare facility settings (theatre, ICU, A&E) due to the fact that of the risk of rapid breathing depression, which requires immediate access to oxygen and resuscitation devices.
4. How does Fentanyl compare to Morphine in strength?
Fentanyl is around 50 to 100 times more potent than morphine. This indicates 100 micrograms of fentanyl is roughly equivalent to 10 milligrams of morphine.
5. What is the antidote for a Fentanyl overdose?
Naloxone (trademark name Prenoxad or generic) is the standard opioid villain utilized to reverse the impacts of fentanyl if respiratory depression happens.
Summary
Fentanyl citrate stays one of the most crucial medications in the UK's surgical and extensive care environments. While it might be referred to by the historical brand Sublimaze, it is primarily used in its generic type provided by manufacturers such as Hameln, Wockhardt, and Martindale Pharma.
Its high potency and quick start make it an unrivaled tool for managing sharp pain and assisting in anaesthesia, but these exact same qualities demand the highest level of clinical tracking and regulative oversight. Comprehending read more and the medicinal profile of this drug is vital for safe practice and client security within the NHS and the larger UK health care sector.
Disclaimer: This article is for informative functions only and does not make up medical advice. Healthcare experts must constantly describe the British National Formulary (BNF) or their regional Trust standards for dosing and administration protocols.
