Patient Leaflet Updated 11-Oct-2024 | Colonis Pharma Ltd
Flecainide Acetate 25mg/5mL Oral solution
Flecainide acetate 25 mg/5 ml oral solution
Flecainide acetate
The name of your product is Flecainide acetate 25 mg/5 ml oral solution, but it will be referred to as Flecainide oral solution throughout this leaflet.
1. What Flecainide oral solution is and what it is used for
2. What you need to know before you take Flecainide oral solution
3. How to take Flecainide oral solution
4. Possible side effects
5. How to store Flecainide oral solution
6. Contents of the pack and other information
Flecainide oral solution belongs to a group of medicines called anti-arrhythmics. Anti-arrhythmics work by controlling the rate and rhythm of the heart.
Flecainide oral solution is used to treat:
It is important for your doctor to treat these conditions quickly and effectively in order to prevent more serious heart problems from developing.
If any of the above applies to you tell your doctor or pharmacist.
This is to check that Flecainide oral solution is right for you and to help the doctor calculate the dose you need.
Talk to your doctor or pharmacist before taking Flecainide oral solution if you:
Flecainide oral solution is not recommended for children under 12 years of age.
Tell your doctor or pharmacist if you are taking, have recently taken or might take any other medicines, including those obtained without a prescription, and in particular, any of the following:
These medicines may interfere with your treatment.
Dairy products (milk, infant formula and possibly yoghurt) may reduce the absorption of flecainide in children and infants. Flecainide is not approved for use in children below the age of 12 years, however flecainide toxicity has been reported during treatment with flecainide in children who reduced their intake of milk, and in infants who were switched from milk formula to dextrose feedings.
Flecainide should be taken on an empty stomach or at least one hour before a meal.
If you are pregnant or breast-feeding, think you may be pregnant or are planning to have a baby, ask your doctor or pharmacist for advice before taking this medicine.
Do not drive or operate machinery if you feel dizzy or drowsy, or have eyesight problems while taking this medicine.
This medicine contains 4.0 mg sodium benzoate in each 5 ml.
This medicine contains less than 1 mmol sodium (23 mg) per 5 ml, that is to say essentially ‘sodium-free’.
Always take Flecainide oral solution exactly as your doctor or pharmacist has told you. Check with your doctor or pharmacist if you are not sure.
Important: Your doctor will choose the dose that is right for your condition. Usually your treatment with Flecainide oral solution will be started in hospital.
If you have switched from a different formulation (e.g. from an injection of Flecainide), your doctor should do so with caution and monitor you closely.
Supraventricular arrhythmias (irregular heartbeat that starts in the upper chambers of your heart):
Your doctor may prescribe up to a total dose of 300 mg (60 ml of the oral solution) daily.
Ventricular arrhythmias (irregular heartbeat that starts in the lower chambers of your heart):
Your doctor may prescribe up to a total dose of 400 mg (80 ml of the oral solution) daily.
While you are taking this medicine, your doctor may ask you to have check-ups. These are to make sure that your medicine is working properly and that the dose you are taking is right for you.
Take this medicine by mouth.
Flecainide should be taken on an empty stomach or at least one hour before a meal.
Liquid flecainide formulations may have a local anaesthetic effect on the mouth so your mouth may feel numb after taking Flecainide oral solution. You should not eat until any anaesthetic effect has disappeared.
A 10 ml graduated oral syringe with intermediate graduations of 0.5 ml and a “Press-In” Bottle Adapter (PIBA) are provided with the product.
1. Open the bottle and at first use insert the “Press-In” Bottle Adapter (PIBA) (see pictures A-B).
2. Insert the syringe into the PIBA and draw out the required volume from the inverted bottle (see pictures C-D).
3. Remove the filled syringe from the bottle in the upright position (see picture E).
4. Discharge the syringe contents into the mouth (see picture F). Repeat steps 2 to 4 as needed to achieve the required dose.
5. Replace the cap on the bottle (PIBA remains in place).
6. The oral syringe must be rinsed thoroughly with water after each use by taking the two parts of syringe apart. Allow the parts to air dry afterwards.
If you accidentally take too much, immediately go to the nearest hospital casualty department.
Do not take a double dose to make up for a missed dose.
Simply take the next dose as planned.
Do not stop taking Flecainide oral solution without first talking to your doctor.
If you have any further questions on the use of this medicine, ask your doctor or pharmacist.
Like all medicines, this medicine can cause side effects, although not everybody gets them.
Some side effects could be serious. If you have any of the side effects listed below, seek immediate medical help:
Common (may affect up to 1 in 10 people):
Rare (may affect up to 1 in 1,000 people):
Other side effects (how often they happen is unknown):
Very common (may affect more than 1 in 10 people):
Common (may affect up to 1 in 10 people):
Uncommon (may affect up to 1 in 100 people):
Rare (may affect up to 1 in 1,000 people):
Very rare (may affect up to 1 in 10,000 people):
Other side effects (how often they happen is unknown):
*This adverse effect relates specifically to the liquid formulation.
If you get any side effects, talk to your doctor or pharmacist. This includes any possible side effects not listed in this leaflet. You can also report side effects directly via the Yellow Card Scheme at: www.mhra.gov.uk/yellowcard or search for MHRA Yellow Card in the Google Play or Apple App Store. By reporting side effects, you can help provide more information on the safety of this medicine.
Keep this medicine out of the sight and reach of children.
Do not use this medicine after the expiry date which is stated on the carton and label after EXP. The expiry date refers to the last day of that month.
This medicine does not require any special temperature storage conditions.
Store in the original bottle in order to protect from light.
After first opening use within 1 month.
Do not use this medicine if you notice particles or small crystals in the solution.
Do not throw away any medicines via wastewater or household waste. Ask your pharmacist how to throw away medicines you no longer use. These measures will help protect the environment.
Flecainide oral solution is a clear, colourless solution with characteristic cherry odour. It is supplied in amber, type III glass bottles, safely closed with a child-resistant, screw cap with tamper evident closure. Each bottle contains 300 ml of this medicine.
A CE marked 10 ml oral syringe of 0.5 ml graduations along with a press-in bottle adapter are also provided.
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This leaflet was last revised in April 2024.
25 Bedford Square, Bloomsbury, London, WC1B 3HH
+44 (0) 1932 555 026
www.colonis.co.uk