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 medical medication for its fast onset and brief duration of action. Within the United Kingdom's health care system, fentanyl plays a crucial function in perioperative care, intensive care, and the management of severe, serious pain. Due to the fact that of its strength-- approximated to be 50 to 100 times that of morphine-- its administration via injection is strictly managed and normally scheduled for medical facility settings.
For health care professionals, students, or patients looking for to understand the medicinal landscape in the UK, recognizing the available brand names and makers of fentanyl citrate injection is vital. This article provides a comprehensive overview of the trademark name, scientific indicators, and regulative status of fentanyl citrate injections in the United Kingdom.
What is Fentanyl Citrate?
Fentanyl citrate is a phenylpiperidine derivative that functions as a potent agonist at the μ-opioid (mu-opioid) receptors in the main worried system. When administered through intravenous (IV) or intramuscular (IM) injection, it offers fast 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 offer intense pain relief while preserving hemodynamic stability, making it a preferred choice for cardiac surgeries and for clients with fragile cardiovascular systems.
Fentanyl Citrate Injection Brand Names and Manufacturers in the UK
In the UK market, many pharmaceutical products are recommended by their generic name (Fentanyl) instead of a trademark name. Nevertheless, several makers supply the NHS and personal hospitals with specific formulas. Historically, the most popular brand associated with fentanyl citrate was Sublimaze, originally developed by Janssen Pharmaceutica. While the name Sublimaze is still used internationally and informally in some UK theatres, most of the supply in the UK is now supplied by generic production professionals.
Table 1: Common Manufacturers and Product Details in the UK
| Producer | Item 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 initial branded item.
Clinical Indications for Injection
Fentanyl citrate injection is made use of throughout various departments, from the Emergency Department (ED) to the Operating Theatre. Its use is typically divided into 3 categories:
1. Anaesthesia
Fentanyl is a foundation of modern 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 cut.
2. Post-operative Recovery
In the Recovery Room (PACU), fentanyl might be administered in little, titrated boluses to handle instant 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 regularly used as an infusion to supply continuous 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 | Role of Fentanyl |
|---|---|
| Pre-medication | To provide sedation and analgesia before relocating to theatre. |
| Induction | To work together with induction representatives (like Propofol) for a smooth transition to unconsciousness. |
| Maintenance | To handle the surgical discomfort stimulus during the treatment. |
| Analgesic Supplement | Used in local anaesthesia (like epidurals) to improve discomfort relief. |
System of Action and Pharmacokinetics
Fentanyl works by binding to mu-opioid receptors. This binding hinders rising discomfort paths, changing the perception of and response to pain. It likewise increases the pain limit.
- Beginning of Action: 1-- 2 minutes (Intravenous).
- Peak Effect: 3-- 5 minutes.
- Duration: 30-- 60 minutes (making it highly titratable).
- Metabolism: Primarily in the liver by means of the CYP3A4 enzyme.
- Excretion: Mostly via the kidneys.
Because fentanyl is highly lipid-soluble, it crosses the blood-brain barrier practically quickly, which explains why the analgesic effect is felt so much faster than with morphine or oxycodone.
Safety and Side Effects
Just like all potent opioids, fentanyl citrate brings a danger of considerable negative effects, particularly associating with the respiratory and cardiovascular systems.
Common Side Effects:
- Respiratory Depression: The most serious danger; it minimizes the drive to breathe.
- Bradycardia: A sluggish heart rate.
- Hypotension: Low high blood pressure.
- Muscle Rigidity: Specifically "wooden chest syndrome," where the chest wall becomes too stiff to ventilate quickly (typically accompanies high-dose rapid IV administration).
- Queasiness and Vomiting: Common in the post-operative stage.
- 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 devices.
- Concurrent usage 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 regulated to avoid diversion and misuse.
- Storage: It needs to be kept in a locked "Controlled Drugs" (CD) cabinet that satisfies the British Standard for security.
- Record Keeping: Every dose administered must be taped in a Controlled Drugs Register, signed by two qualified healthcare experts (typically a medical professional and a nurse, or 2 nurses).
- Disposal: Any squandered or unused part of an ampoule should be seen and ruined according to regional trust policy (typically utilizing a denaturing kit).
FAQ: Fentanyl Citrate Injection in the UK
1. Is Sublimaze still available in the UK?
While the brand name Sublimaze is the "innovator" item, many UK health centers presently use generic versions produced by companies like Hameln or Martindale. These are pharmacologically similar.
2. What is the basic concentration of Fentanyl injection in the UK?
The basic 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 provided in your home?
No. Online Fentanyl Pharmacy UK is nearly specifically used in healthcare facility settings (theatre, ICU, A&E) since of the danger of rapid 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 potent than morphine. This indicates 100 micrograms of fentanyl is roughly equivalent to 10 milligrams of morphine.
5. What is visit website for a Fentanyl overdose?
Naloxone (brand Prenoxad or generic) is the basic opioid villain used to reverse the impacts of fentanyl if breathing depression occurs.
Summary
Fentanyl citrate remains among the most essential medications in the UK's surgical and extensive care environments. While it may be described by the historic trademark name Sublimaze, it is mainly utilized in its generic type provided by producers such as Hameln, Wockhardt, and Martindale Pharma.
Its high potency and fast onset make it an unparalleled tool for managing severe pain and facilitating anaesthesia, but these exact same qualities necessitate the greatest level of clinical monitoring and regulative oversight. Understanding the brands and the medicinal profile of this drug is necessary for safe practice and patient security within the NHS and the larger UK healthcare sector.
Disclaimer: This short article is for educational purposes just and does not make up medical suggestions. Healthcare specialists must constantly refer to the British National Formulary (BNF) or their regional Trust standards for dosing and administration procedures.
