15 Shocking Facts About Fentanyl Citrate Injection Brands UK That You Never Known

Fentanyl Citrate Injection: A Comprehensive Guide to Brands and Clinical Use in the UK

Fentanyl citrate is a powerful synthetic opioid analgesic that has actually stayed a foundation of anesthesia and intensive care medication considering that its development in the 1960s. In the United Kingdom, it is classified as a Class A drug under the Misuse of Drugs Act 1971 and is strictly managed as a Schedule 2 Controlled Drug (CD). Mostly utilized for its quick beginning and brief period of action, fentanyl citrate injection is a necessary tool for clinicians handling severe pain, surgical analgesia, and sedation.

This article offers an in-depth exploration of the fentanyl citrate injection brands offered in the UK, their clinical indicators, regulatory structure, and security profiles.


Understanding Fentanyl Citrate

Fentanyl citrate is roughly 50 to 100 times more potent than morphine. Its high lipid solubility allows it to cross the blood-brain barrier quickly, supplying nearly instant analgesic results when administered intravenously. In the UK healthcare system, it is primarily used in hospital settings-- specifically in operating theatres, emergency situation departments, and Intensive Care Units (ICUs).

Scientific Indications

The scientific applications of fentanyl citrate injection in the UK are broad but particular to controlled environments:

  • Analgesic Supplement: Used during personnel procedures to offer extensive analgesia.
  • Induction of Anesthesia: Often used alongside induction representatives to blunt the cardiovascular reaction to intubation.
  • Post-operative Pain Management: Administered in recovery rooms for instant relief of serious discomfort.
  • Sedation: Used in ICUs for patients requiring mechanical ventilation.

Fentanyl Citrate Injection Brands in the UK

In the United Kingdom, while the initial brand name developed by Janssen-Cilag was Sublimaze, the marketplace is now dominated by high-quality generic variations manufactured by various pharmaceutical business. These items must be licensed by the Medicines and Healthcare items Regulatory Agency (MHRA) to guarantee they meet stringent security and efficacy standards.

Leading Manufacturers and Suppliers

The UK supply chain for fentanyl citrate injection relies on a number of crucial gamers:

  1. Hameln Pharma: One of the most typical providers in NHS medical facilities. They offer fentanyl in numerous sizes of ampoules.
  2. Martindale Pharma (Ethypharm): A major UK-based maker specializing in crucial care and sterilized injectables.
  3. Mawdsleys Specialty Services: Often included in the distribution and supply of specialized formulations.
  4. Wockhardt UK: Provides generic alternatives for hospital use.

Summary of Available Presentations

The following table details the common brands and presentations of fentanyl citrate injection currently used within the UK healthcare facilities.

Brand/Manufacturer

Typical Concentration

Readily Available Volume (Fill Size)

Total Content

Sublimaze (Janssen)

50 micrograms/ml

2ml, 10ml

100mcg, 500mcg

Hameln Pharma

50 micrograms/ml

2ml, 10ml, 20ml

100mcg, 500mcg, 1mg

Martindale Pharma

50 micrograms/ml

2ml, 10ml

100mcg, 500mcg

Ethypharm

50 micrograms/ml

10ml, 20ml

500mcg, 1mg

Wockhardt UK

50 micrograms/ml

2ml, 10ml

100mcg, 500mcg


Pharmacology and Mechanism of Action

Fentanyl acts mainly as an agonist at the mu-opioid receptors in the central anxious system (CNS). By binding to these receptors, it hinders rising discomfort pathways, changes the understanding of and action to discomfort, and produces generalized CNS depression.

Secret Pharmacokinetic Properties:

  • Onset of Action: 1-- 2 minutes (Intravenous).
  • Peak Effect: 3-- 5 minutes.
  • Period: 30-- 60 minutes (shorter than morphine due to redistribution into fat and muscle).
  • Metabolism: Hepatic via the CYP3A4 enzyme system.
  • Excretion: Primarily kidney.

Regulatory and Safety Requirements in the UK

Due to the fact that fentanyl citrate is a Schedule 2 Controlled Drug, its handling in the UK goes through the Misuse of Drugs Regulations 2001. visit website to avoid diversion and guarantee patient security.

  • Storage: Must be saved in a locked, double-bolted cabinet (CD cupboard) that satisfies British Standards.
  • Record Keeping: Every dosage administered, received, or disposed of need to be tape-recorded in a Controlled Drugs Register (CDR).
  • Recommending: All prescriptions should meet specific legal requirements, consisting of the overall quantity written in both words and figures.
  • Destruction: Expired or infected vials need to be "rendered irretrievable" in the existence of an authorized witness.

Typical Side Effects and Adverse Reactions

While highly effective, fentanyl citrate carries a risk of considerable side impacts, especially if not titrated thoroughly.

Respiratory System:The most crucial side impact is respiratory depression. This is dose-dependent and can result in apnea if the client is not kept track of or aerated.

Cardiovascular System:Fentanyl can cause bradycardia (slow heart rate) and hypotension, though it is normally thought about more cardiovascularly stable than morphine.

Musculoskeletal System:A distinct adverse effects of rapid, high-dose fentanyl administration is "wooden chest syndrome" (skeletal muscle rigidity), which can make mechanical ventilation tough.

Other Common Side Effects:

  • Nausea and throwing up.
  • Lightheadedness or bliss.
  • Pruritus (itching).
  • Biliary tract convulsion.

Administration Guidelines

In the UK, fentanyl citrate injections are normally administered by anesthesiologists, specifically trained nurses, or emergency situation medication clinicians.

  1. Intravenous (IV) Bolus: Used for quick pain relief or induction of anesthesia.
  2. Continuous Infusion: Common in the ICU for long-term sedation. Concentrations are typically standardized by local healthcare facility trusts (e.g., 1mg in 50ml or 2.5 mg in 50ml).
  3. Patient-Controlled Analgesia (PCA): Less typical than morphine PCAs, however used for patients with morphine allergies or kidney impairment.

Contrast of Fentanyl vs. Other Injectable Opioids

Feature

Fentanyl

Morphine

Remifentanil

Potency (Approx)

100x Morphine

1x (Baseline)

100x Morphine

Start

Really Rapid (1-2 minutes)

Moderate (15-30 minutes)

Immediate (30-60 sec)

Duration

Brief (30-60 minutes)

Long (4 hours)

Ultra-short (3-10 minutes)

Histamine Release

Really Low

High

Low

UK Legal Status

Set up 2 CD

Schedule 2 CD

Schedule 2 CD


Fentanyl citrate injection stays a vital component of the UK's medicinal toolbox for pain management and anesthesia. While brand like Sublimaze are well-known, generic variations from Hameln and Martindale offer the backbone of health center products, making sure affordable and reputable access to this life-saving medication. Due to its severe effectiveness and capacity for respiratory anxiety, its usage is strictly restricted to scientific environments where resuscitation devices and skilled workers are right away available.


Regularly Asked Questions (FAQ)

Q: Is Fentanyl Citrate injection offered on a basic GP prescription?A: Generally, no. While fentanyl is offered in patch (transdermal) or lozenge type for neighborhood usage, the injection kind is almost solely used in medical facility settings under expert guidance.

Q: How is a Fentanyl overdose dealt with in a UK hospital?A: The primary treatment is the administration of Naloxone, an opioid antagonist, together with supportive procedures such as oxygen therapy and mechanical ventilation.

Q: Why is fentanyl chosen over morphine in some surgical cases?A: Fentanyl is chosen when a fast beginning is needed, or if the patient is hemodynamically unstable, as it causes less histamine release and fewer fluctuations in high blood pressure compared to morphine.

Q: Can Fentanyl be used for kids in the UK?A: Yes, it is certified for paediatric use in the UK as an analgesic supplement in anesthesia and for sedation, with dosages carefully computed based on the child's weight and age.

Q: What takes place if a dose of Fentanyl is wasted?A: In the UK, any "wastage" (for example, if only half an ampoule is utilized) must be experienced and signed for by 2 healthcare professionals in the Controlled Drugs Register to make sure the drug was ruined and not diverted.

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Pub: 17 May 2026 13:33 UTC

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