The 10 Most Scariest Things About Fentanyl Citrate Injection Brand Names UK

The 10 Most Scariest Things About Fentanyl Citrate Injection Brand Names UK

Understanding Fentanyl Citrate Injection: Brand Names and Clinical Use in the UK

In the landscape of modern-day pain management and anesthesia, few medications are as potent or as medically substantial as fentanyl citrate. As an artificial opioid analgesic, it plays a vital role in surgical settings and intense discomfort management throughout the United Kingdom. Provided its high strength-- approximated to be in between 50 and 100 times more powerful than morphine-- comprehending its offered kinds, brand, and regulative status is essential for healthcare experts and notified clients alike.

This short article supplies a thorough introduction of fentanyl citrate injection within the UK health care system, detailing the brand offered, its healing indicators, and the rigorous security procedures governing its usage.


What is Fentanyl Citrate Injection?

Fentanyl citrate is a rapid-acting, short-duration opioid agonist that connects mainly with the μ-opioid receptors in the central nerve system. When administered via injection (either intravenously or intramuscularly), it supplies extensive analgesia and sedation.

Unlike many naturally obtained opiates, fentanyl is extremely lipophilic (fat-soluble), which enables it to cross the blood-brain barrier rapidly. This results in a fast beginning of action-- typically within one to two minutes when administered intravenously-- making it an ideal choice for intense surgeries and emergency situation interventions.

The Significance of the "Citrate" Form

The "citrate" suffix describes the salt kind of the drug. Fentanyl in its base type is not easily soluble in water. By reacting it with citric acid to form fentanyl citrate, pharmaceutical makers develop a steady, water-soluble option suitable for parenteral (injectable) administration.


Brand and Manufacturers in the UK

In the United Kingdom, fentanyl citrate injection is available both as an exclusive brand and as generic formulas. While the drug itself stays the exact same, the branding often depends upon the specific pharmaceutical business providing the NHS (National Health Service) or personal health centers.

1. Sublimaze

Sublimaze is maybe the most historically acknowledged brand for fentanyl citrate injection. Originally established by Janssen Pharmaceutica, it ended up being the gold requirement for injectable fentanyl in medical settings. While the name "Sublimaze" is still extensively pointed out in medical literature, numerous UK healthcare facilities now mostly stock generic variations due to cost-effectiveness.

2. Generic Fentanyl Citrate

The bulk of fentanyl used in the UK is identified generically as "Fentanyl Citrate 50 micrograms/ml option for injection." A number of key pharmaceutical business are accredited to distribute these generic versions in the UK.

Table 1: Common Suppliers and Brand Names in the UK

Producer/ Brand NameFormCommon StrengthsCommon Pack Sizes
Sublimaze (Janssen-Cilag)Solution for Injection50 mcg/ml2ml, 10ml ampoules
Accord HealthcareFentanyl Citrate (Generic)50 mcg/ml2ml, 10ml ampoules
Hameln PharmaceuticalsFentanyl Citrate (Generic)50 mcg/ml2ml, 10ml, 20ml ampoules
Pfizer (Hospira)Fentanyl Citrate (Generic)50 mcg/ml2ml, 10ml ampoules
Wockhardt UKFentanyl Citrate (Generic)50 mcg/ml2ml, 10ml ampoules

Clinical Indications for Injection

Fentanyl citrate injection is not a basic ward medication for mild pain; its use is strictly reserved for specific medical environments, such as running theatres, intensive care systems (ICU), and emergency situation departments.

1. Anesthesia and Surgical Support

  • Pre-medication: Given quickly before surgical treatment to induce sedation and alleviate anxiety.
  • Analgesic Adjunct: Used along with unpredictable aesthetic appeals (gases) or other intravenous representatives to maintain a "well balanced anesthesia" state.
  • Induction: Often used as part of the quick sequence induction to blunt the cardiovascular action to intubation.

2. Post-Operative Pain Management

For patients recovering from significant surgical treatment, little, titrated doses of fentanyl injection may be utilized in the recovery space (PACU) to manage intense "advancement" discomfort that has actually not reacted to other medications.

3. Intensive Care Sedation

In the ICU, fentanyl is regularly administered by means of continuous infusion to offer analgesia for patients who are mechanically aerated.  visit website -life permits clinicians to carry out "sedation breaks" to evaluate the client's neurological status more efficiently than with longer-acting opioids.

4. Palliative Care

In specific terminal care settings, fentanyl injections might be utilized to manage extreme pain crises, although other paths (such as subcutaneous patches or sublingual tablets) are more common for chronic maintenance.


Dose and Administration Guidelines

The administration of fentanyl citrate injection must only be carried out by trained healthcare specialists (typically anesthetists or specialized nurses) who have access to resuscitative devices.

Standard Strengths

The basic concentration in the UK is 50 micrograms per milliliter (50mcg/ml). It is readily available in numerous ampoule sizes, generally 2ml (including 100mcg) and 10ml (including 500mcg).

Routes of Administration

  • Intravenous (IV): The most common path for an immediate effect.
  • Intramuscular (IM): Used when IV access is not readily available, though the onset is slower.
  • Epidural/Intrathecal: Fentanyl is often injected into the spine area to provide regional anesthesia, typically combined with a regional anesthetic like bupivacaine.

Safety, Contraindications, and Side Effects

Due to its severe potency, fentanyl citrate carries a significant threat profile. The primary concern is respiratory depression, where the client's drive to breathe is lessened.

Typical Side Effects

  • Queasiness and throwing up.
  • Dizziness and drowsiness.
  • Bradycardia (sluggish heart rate).
  • Hypotension (low high blood pressure).
  • Urinary retention.

Major Risks

  1. Chest Wall Rigidity: Rapid IV infusion of high-dose fentanyl can trigger "Stiff Person Syndrome" or "Woody Chest," where the skeletal muscles of the chest and abdominal area become rigid, making ventilation difficult without the use of muscle relaxants.
  2. Addiction and Misuse: Like all opioids, fentanyl has a high potential for reliance.
  3. Cross-Reactivity: It needs to be used with severe care in clients who have taken Monoamine Oxidase Inhibitors (MAOIs) within the previous 14 days, as this can trigger a hypertensive crisis or serotonin syndrome.

In the United Kingdom, fentanyl is classified under the Misuse of Drugs Act 1971 as a Class A drug. Moreover, under the Misuse of Drugs Regulations 2001, it is categorized as a Schedule 2 Controlled Drug.

This category imposes rigorous requirements on:

  • Storage: Must be kept in a double-locked "CD" (Controlled Drug) cabinet.
  • Record Keeping: Every milligram should be accounted for in a Controlled Drugs Register.
  • Recommending: Prescriptions should fulfill particular legal requirements regarding the overall quantity and formula.
  • Destruction: Any unused parts of an ampoule should be witnessed and damaged according to medical facility procedures.

FREQUENTLY ASKED QUESTION: Fentanyl Citrate Injection in the UK

Q1: Is Sublimaze the like Fentanyl?

Yes. Sublimaze is just the trademark name for the generic drug fentanyl citrate. In a lot of UK medical settings, the terms are used interchangeably, though the generic name is preferred in modern-day prescribing to avoid errors.

Q2: How quickly does an injection of fentanyl work?

When provided intravenously, its results can be felt practically instantly, peaking within 3 to 5 minutes. Its analgesic period is reasonably brief, normally enduring 30 to 60 minutes.

Q3: Can fentanyl injection be used in the house?

No. Fentanyl citrate injection is strictly an "in-hospital" medication. For home usage (e.g., in palliative care), fentanyl is usually recommended as transdermal spots (e.g., Duragesic or Matrifen) or as lozenges/nasal sprays for breakthrough discomfort.

Q4: What occurs if a client is provided too much fentanyl?

An overdose leads to extreme breathing depression, determine pupils, and loss of awareness. The standard "antidote" used in the UK is Naloxone, a competitive opioid antagonist that reverses the results of fentanyl.

Q5: Is fentanyl citrate injection stronger than morphine?

Yes, considerably. Fentanyl is roughly 80 to 100 times more potent than morphine by weight. This suggests 100 micrograms (0.1 mg) of fentanyl is roughly equivalent to 10mg of morphine.


Fentanyl citrate remains a cornerstone of the UK's acute healthcare system. Whether branded as Sublimaze or supplied as a generic formulation from business like Accord or Hameln, its role in enabling complex surgical treatments and handling serious discomfort is essential. However, its effectiveness demands a high level of watchfulness, rigorous legal controls, and expert administration. By understanding the brand names and the medicinal profile of this powerful opioid, health care service providers can ensure it is used securely and effectively to improve client results.

Disclaimer: This short article is for educational purposes only and does not constitute medical advice. For medical assistance, please refer to the British National Formulary (BNF) or consult a competent doctor.