Fentanyl Citrate Injection in the UK: A Guide to Brand Names, Uses, and Clinical Overview
Fentanyl citrate is a potent artificial opioid analgesic, commonly acknowledged in clinical medicine for its quick start and brief period of action. Within the United Kingdom's healthcare system, fentanyl plays an important role in perioperative care, extensive care, and the management of acute, extreme discomfort. Because of its potency-- approximated to be 50 to 100 times that of morphine-- its administration through injection is strictly managed and normally scheduled for medical facility settings.
For healthcare specialists, trainees, or clients seeking to comprehend the medicinal landscape in the UK, determining the offered brand name names and manufacturers of fentanyl citrate injection is vital. This article offers a comprehensive introduction of the brand, medical signs, and regulative status of fentanyl citrate injections in the United Kingdom.
What is Fentanyl Citrate?
Fentanyl citrate is a phenylpiperidine derivative that acts as a potent agonist at the μ-opioid (mu-opioid) receptors in the main worried system. When administered through Fentanyl Citrate Injection Buy UK (IV) or intramuscular (IM) injection, it supplies quick analgesia. In the UK, it is classified 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 main appeal in surgical settings is its ability to supply 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 recommended by their generic name (Fentanyl) instead of a brand name. However, numerous makers supply the NHS and private healthcare facilities with particular formulas. Historically, the most well-known brand name related to fentanyl citrate was Sublimaze, initially established by Janssen Pharmaceutica. While the name Sublimaze is still utilized internationally and colloquially in some UK theatres, most of the supply in the UK is now offered by generic production professionals.
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 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 initial top quality item.
Medical Indications for Injection
Fentanyl citrate injection is used across numerous departments, from the Emergency Department (ED) to the Operating Theatre. Its usage is typically divided into three categories:
1. Anaesthesia
Fentanyl is a foundation 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 response" to intubation and surgical cut.
2. Post-operative Recovery
In the Recovery Room (PACU), fentanyl may be administered in small, titrated boluses to handle 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 frequently used as an infusion to offer constant analgesia for patients who are mechanically ventilated. Its short 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 transferring to theatre. |
| Induction | To work together with induction representatives (like Propofol) for a smooth shift to unconsciousness. |
| Maintenance | To manage the surgical discomfort stimulus during the treatment. |
| Analgesic Supplement | Used in local anaesthesia (like epidurals) to boost discomfort relief. |
System of Action and Pharmacokinetics
Fentanyl works by binding to mu-opioid receptors. This binding hinders rising discomfort pathways, changing the perception of and reaction 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 highly titratable).
- Metabolic process: Primarily in the liver via the CYP3A4 enzyme.
- Excretion: Mostly by means of the kidneys.
Since fentanyl is extremely lipid-soluble, it crosses the blood-brain barrier practically quickly, which discusses why the analgesic impact is felt so much faster than with morphine or oxycodone.
Safety and Side Effects
As with all potent opioids, fentanyl citrate brings a risk of substantial negative effects, especially connecting to the breathing and cardiovascular systems.
Typical Side Effects:
- Respiratory Depression: The most severe risk; it lowers the drive to breathe.
- Bradycardia: A sluggish heart rate.
- Hypotension: Low high blood pressure.
- Muscle Rigidity: Specifically "wooden chest syndrome," where the chest wall ends up being too stiff to aerate quickly (usually happens with high-dose rapid IV administration).
- Queasiness and Vomiting: Common in the post-operative stage.
- Pruritus: Itching, typically around the nose or torso.
Contraindications and Cautions:
- Known hypersensitivity to fentanyl or other opioid agonists.
- Breathing anxiety in the absence of resuscitative devices.
- Concurrent use of Monoamine Oxidase Inhibitors (MAOIs) within the last 14 days (risk 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 avoid diversion and abuse.
- Storage: It must be kept in a locked "Controlled Drugs" (CD) cabinet that meets the British Standard for security.
- Record Keeping: Every dose administered need to be recorded in a Controlled Drugs Register, signed by two qualified health care professionals (usually a doctor and a nurse, or 2 nurses).
- Disposal: Any squandered or unused part of an ampoule must be experienced and destroyed according to regional trust policy (normally utilizing a denaturing kit).
FAQ: Fentanyl Citrate Injection in the UK
1. Is Sublimaze still available in the UK?
While the trademark name Sublimaze is the "innovator" item, many UK hospitals presently utilize generic variations manufactured by business like Hameln or Martindale. These are pharmacologically identical.
2. What is the standard concentration of Fentanyl injection in the UK?
The standard concentration is 50 micrograms per millilitre (50 mcg/ml). It is normally offered in 2ml (100mcg) and 10ml (500mcg) ampoules.
3. Can Fentanyl injection be given in your home?
No. Fentanyl citrate injection is almost exclusively used in medical facility settings (theatre, ICU, A&E) because of the threat 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 potent than morphine. This means 100 micrograms of fentanyl is roughly comparable to 10 milligrams of morphine.
5. What is the remedy for a Fentanyl overdose?
Naloxone (trademark name Prenoxad or generic) is the basic opioid antagonist used to reverse the impacts of fentanyl if respiratory anxiety takes place.
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 trademark name Sublimaze, it is primarily utilized in its generic form provided by manufacturers such as Hameln, Wockhardt, and Martindale Pharma.
Its high effectiveness and quick start make it an unequaled tool for managing sharp pain and assisting in anaesthesia, but these very same qualities require the greatest level of medical monitoring and regulatory oversight. Understanding the brand names and the medicinal profile of this drug is necessary for safe practice and client safety within the NHS and the larger UK healthcare sector.
Disclaimer: This article is for informative functions just and does not constitute medical recommendations. Health care specialists need to constantly describe the British National Formulary (BNF) or their regional Trust guidelines for dosing and administration protocols.
