Jext 0.3mg Pen

Pre-filled adrenaline Jext auto-injector UK
  • Pre-filled adrenaline Jext auto-injector UK

Images are for illustration purposes only.

Jext 0.3mg Pen

From£73.99
Fastest delivery:
Monday, 03 Feb 2025
  • Medication features

    Treat Anaphylaxis

    Jext 0.3mg Pen is an emergency injection for severe allergic reactions (anaphylaxis). It's an easy-to-use adrenaline auto-injector that delivers a 300-microgram dose of adrenaline. It helps quickly with symptoms like trouble breathing, swelling, hives, and low blood pressure.

    • Jext 0.3mcg pre-filled auto-injector
    • For severe anaphylactic reaction
    • Injects into the outer thigh muscle
    • Prevents dangerously low blood pressure
    • Always carry 2 Epi pen or Jext


    Ashcroft Pharmacy
    Registered UK Pharmacy Number 1039428

     

Order Monday to Friday before 14:00pm to guarantee next day delivery

Fastest delivery: Monday, 03 Feb 2025

Overview

NOTE: After selecting this product, you will need to complete a short assessment, so we can make sure this medication is suitable for you.

About Jext and what is it used for?

Jext is a disposable, pre-filled pen that delivers a sterile solution of adrenaline and treats severe allergic reactions (anaphylaxis). Anaphylaxis is a severe allergic reaction that occurs when you are exposed to an allergen such as insect stings, medicines, certain foods, or latex.

Jext pen manufactured by ALK-Abelló and administered to your thigh muscles. If you are at risk of anaphylaxis, always carry two single-use adrenaline auto-injector pens with you, and they must be administered 5-15 minutes apart when needed.

anaphylaxis symptoms develop quickly and require immediate medical help, typically with an injection of epinephrine to avoid serious complications. If delayed, anaphylaxis can lead you to death. To manage anaphylaxis effectively, it is crucial to recognize early symptoms and seek prompt medical attention. 

Jext pen offers a premeasured single dose of adrenaline for the emergency treatment of sudden life-threatening allergic reactions to:

  • Foods such as fish, nuts, eggs, etc.
  • Drugs such as anti-inflammatory medicines and antibiotics
  • Exercise
  • Insect bites or stings, particularly wasp and bee stings

It is a epinephrine injection, letting you use it quickly and confidently in an emergency and giving you enough time to get to a medical center or hospital. 

How Dangourouse is Anaphylaxis

Anaphylaxis/anaphylactic reaction is a very serious and potentially life-threatening allergic reaction. It is a severe allergic reaction that occurs when you are exposed to an allergen such as insect stings, medicines, certain foods, or latex. Its symptoms develop quickly and require immediate medical help, typically with an injection of epinephrine to avoid serious complications. If delayed, anaphylaxis can lead you to death. 

To manage anaphylaxis effectively, it is crucial to recognize early symptoms and seek prompt medical attention. 

How long does Jext for anaphylaxis take to work?

Jext starts working immediately once you take it. It quickly delivers adrenaline to counteract allergic reactions. However, the noticeable result may take 5-10 minutes but you still need immediate medical attention.

The effect of this medicine starts to wear off after 10-20 minutes. Always carry your Jext pen and use it immediately in an emergency situation, followed by contacting medical services for further care.

How to use the Jext pen?

You must use the ALK Jext pen for anaphylaxis according to your doctor’s advice. The step-by-step guide to using Jext pen include:

  • âś… Before administration, ensure the liquid is clear and colorless. If it is discolored or has particles, replace the pen. 

  • âś… Hold the Jext pen in your dominant hand (the hand you use to write). Ensure your thumb is close to the yellow cap.

  • âś… Remove the yellow cap with your second hand.

  • âś… Hold the injector at a right angle and ensure its tip is against your outer thigh.

  • âś… Push the black tip firmly into your outer thigh until you hear a ‘click’ sound.

  • âś… Hold the Jext auto-injector firmly against the thigh for 10 seconds, and then remove it. The black tip will extend automatically and hide the needle.

  • âś… Massage your injection area for 10 seconds for better absorption of medicine. 

  • âś… If your symptoms persist, take the second injection after 5-15 minutes.

  • âś… After taking Jext auto-injector, seek emergency help immediately as symptoms can reoccur.

Tips for Jext administration

Some notable tips of taking a Jext adrenaline injection are:

  • âś… Before using this pen, get familiar with it. Get a trainer and practice with a trainer pen every few months. Encourage your friends and family to practice too.

  • âś… You can inject Jext directly through the skin of the outer thigh (anterolateral thigh) or through the clothing.

  •  âś… Do not inject this medicine into the buttock (your bottom)

  • âś… It is designed for single use only. 

  • âś… After administration, some liquid may remain in the pen and it cannot be reused.

  • âś… You may notice a small air bubble in your pen. Remember that it will not affect its working or medicine delivery process.

  • âś… Do not take more or less than the recommended dose. 

If you still have any questions, consult your doctor or read the patient leaflet. 

Jext alternatives

Some alternatives to Jext are:

Jext vs EpiPen

Jext and EpiPen deliver a single dose of adrenaline in severe allergic reactions; they differ in many ways:

Jext has a yellow safety cap and black needle end while EpiPen has a blue safety cap and orange needle end.

For administration, you need to hold a Jext pen against your thigh while in the case of an EpiPen, you need to hold it 10 cm away from your thigh.

For the Jext pen, you have to hold it firmly for 10 seconds while in the case of an EpiPen, you need to hold it for 3 seconds.

After administering Jext, you need to massage the injection site for 10 seconds. For EpiPen, you do not need to massage the injection site. 

Jext has a longer shelf life i.e. up to 24 months while EpiPen has a shelf life of 12-20 months. 

The choice between them depends on availability and personal preferences. Consult your doctor for better advice.

How to store Jext pens?

You must store Jext at 25 degrees C, away from children’s reach. Moreover:

  • Store it away from moisture, direct sunlight, and heat.
  • Do not freeze your medicine.
  • Discard the medicine, once its expiry date has passed out.

Dispose of your medicine via the medicine take-back program to protect the environment, pets, and other people. Do not throw away this pen in wastewater or household waste. 

Author: Medically Reviewed By
NameMr Suhail Jamil
Roll
Superintendent Pharmacist
GPHc Number2069518

 Sources

https://www.medicines.org.uk/emc/files/pil.5748.pdf

https://www.medicines.org.uk/emc/product/5748/smpc/print

https://kids.jext.co.uk/about-jext/

 

Directions

It's important to teach family, caregivers, or teachers how to use Jext correctly. If you’re helping someone, ensure they stay still and, if needed, keep their leg steady during the injection.

Jext for schools

As children spend a lot of time at school, it is important that children or school nurses be aware that your child suffers from anaphylaxis. Jext is a life-saving solution and is easy to use, letting staff members administer it with minimal training. Moreover, schools must also stock Jext pens to ensure immediate response during an anaphylactic reaction, offering peace of mind to parents and ensuring students’ well-being. 

By incorporating Jext into their emergency response plan, schools can create a safer environment, highlighting their proactive commitment to students’ health and safety. Buy Jext for schools from Ashcroft Pharmacy for free online consultation and cost-effective solutions.

Jext and pregnancy, breastfeeding, and fertility

Adrenaline is considered safe in emergencies during pregnancy and breastfeeding as you and your child’s life may be at risk. However, it is essential to consult your doctor before taking it during pregnancy and breastfeeding to avoid adverse effects. 

Regarding fertility, there is not enough evidence that suggests Jext's impact on reproductive health, but you can discuss it with your doctor for personalized advice. 

Jext and driving

After taking a Jext injection during anaphylactic reaction, do not drive or operate heavy machinery immediately. Adrenaline does not affect your ability to drive but anaphylactic reaction can. So, after taking this medicine, seek emergency help immediately and do not drive until you recover fully. Prioritize your safety and follow medical advice to avoid accidents. 

Dosage

The Jext 0.3mg Pen, or auto-injector, delivers 300 micrograms of adrenaline to treat severe allergic reactions (anaphylaxis) in adults and kids weighing 30 kg (66 lbs) or more. It’s a single-use injection. To use, just press the injector firmly against the outer thigh and hold for 10 seconds. If needed, a second dose can be given 5-15 minutes later. Always follow medical advice for dosage.

FAQ

  • How do I get Jext prescribed online?

    To get Jext prescribed online, consult a licensed healthcare provider or online pharmacy that offers consultations for allergies. Complete their medical assessment form and the healthcare professional will issue a prescription, letting you order the Jext auto-injector for delivery. 

  • Where to buy a Jext pen in the UK?

    You can buy a Jext pen in the UK via Ashcroft Pharmacy. We offer free online consultation, a quick delivery process, and auto-injectors at affordable rates. Contact us and get the best value for your money.

  • What is the quickest remedy for anaphylaxis?

    The quickest remedy for anaphylaxis is the administration of epinephrine (adrenaline) injection via an auto-injector such as EpiPen or Jext. After taking this injection, immediately seek medical help, ensuring the patient is lying down with their legs elevated unless they have difficulty breathing or vomiting. 

  • Is an EpiPen the same as an adrenaline shot?

    An EpiPen and adrenaline shot both deliver epinephrine (adrenaline) to treat severe allergic reactions.

    However, EpiPen is a pre-filled auto-injector that is easy to use while adrenaline shot refers to epinephrine administration via syringe, especially via medical professionals.

  • Is Auvi-Q better than EpiPen?

    Auvi-Q and EpiPen both deliver epinephrine effectively for allergic reactions. Auvi-Q has unique features such as a compact design and an audible voice guide for easy use.

    EpiPen is widely available and is preferred by most people; however, the selection depends on your preferences and insurance coverage.

Side Effects

Jext side effects

Like other medicines, Jext pen by ALK also causes some side effects such as:

Common side effects

  • Fast/Pounding heartbeat
  • Sweating
  • Nervousness
  • Vomiting
  • Nausea
  • Trouble breathing
  • Dizziness
  • Headache
  • Anxiety
  • Pale skin
  • Shakiness
  • Tremor
  • Fainting 

These effects usually do not require medical attention and may settle over time. However, if they persist or get worse, seek emergency help. 

Serious side effects

  • Reactions at the injection site such as pain, bruising, and swelling

  • Tingling feeling or feeling of numbness
  • Muscle rigidity
  • Dry mouth 

  • Increased blood pressure
  • Chest discomfort or pain

  • Changes in your blood such as decreased potassium levels, increased blood sugar levels, and harmful collection of acid in the body
     
  • Hypersensitivity reaction due to the presence of sodium metabisulphite in Jext

  • If you experience any of these effects, seek medical help immediately. 

Information

Always make sure to read the Patient Information Leaflet before starting any medication. It provides important details about how to use the medicine safely and what to expect.

Jext Patient Information Leaflet

Ingredients

Ingredients of Jext

Jext adrenaline pen contains two types of ingredients:

Active ingredient: Each 1 ml solution contains 1 mg adrenaline (as tartrate). Jext 150 micrograms contain 150 micrograms of adrenaline in a 0.15 ml solution for injection while Jext 300 micrograms offer 300 micrograms of adrenaline in a 0.3 ml solution.

Inactive ingredients: Sodium metabisulphite (E223), sodium chloride, hydrochloric acid, and water for injections.

Delivery

Once your order has been approved by our UK medical team it will be dispatched via Royal mail. All orders are sent using a tracked and signed for service.


Royal Mail 48 (2-5 days) | £3.49

Estimated delivery within 2-3 working days. Excludes bank holidays. Not a guaranteed service.

Free delivery on orders over £50.

Royal Mail 24 (Next working day) | £4.99

Estimated delivery within 1 working day. Excludes bank holidays. Not a guaranteed service.

Royal Mail Special Delivery Guaranteed by 1pm | £6.99

Order by the 2:00 PM weekday cut-off time for guaranteed delivery by 1:00 PM the next business day.

Orders placed after the cut-off on Friday will be delivered on Tuesday.

Price Comparison

Medication Ashcroft Pharmacy
300mcg x1 Jext Pen £73.99
Order now
300mcg x2 Jext Pens £137.99
Order now
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EpiPen Auto Injector for Anaphylaxis

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0.3mg x1 x Epipen Auto Injector £71.99
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0.3mg x2 x Epipen Auto Injector £131.99
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Jext 0.3mg Pen

Medication Ashcroft Pharmacy
300mcg x1 Jext Pen £73.99
Order now
300mcg x2 Jext Pens £137.99
Order now