Patient info Search Menu

Acidex Advance oral suspension (Aniseed Flavour) – patient leaflet, side effects, dosage

Updated:
Key facts
Status:
General sale (GSL)
Medicine strength:
50 mg/ml + 26.7 mg/ml + 16 mg/ml

Patient leaflet - Acidex Advance oral suspension (Aniseed Flavour)

1. What Acidex Advance is and what it is used for

This medicine contains sodium (5.1mmol per 10ml), potassium (2.0mmol per 10ml) and calcium. - If you have been advised to follow a diet restricted in any of these please consult you doctor before

2. Before you take Acidex Advance

should be exercised in patients on a sodium restricted diet.

3. How to take Acidex Advance

  • Potassium: Each 10ml dose of this medicine contains about 2mmol of potassium and therefore

taking this product.

4. Possible side effects

care should be taken when taking drugs which can increase potassium levels.

  1. 3. HOW TO TAKE ACIDEX ADVANCE
  2. - The maximum recommended daily dose of this medicinal product contains 424mg sodium (found

5. How to store Acidex Advance

in table salt).This is equivalent to 21% of the adult recommended maximum daily intake for sodium. - Please also talk to your doctor or pharmacist if you need this product on a daily basis for a

6. Further information

To be taken by mouth, after meals and at bedtime. Shake bottle well before use. If you are unsure how to use this medicine, check with your doctor or pharmacist.

  1. 1.

    WHAT ACIDEX ADVANCE IS AND WHAT IT IS USED FOR

    prolonged period, especially if you have been advised to follow a low salt (sodium) diet or if you suffer or have suffered from significant kidney or heart disease, as certain salts could interfere with these diseases.

Acidex Advance Oral Suspension (referred to as ‘Acidex Advance’ throughout this leaflet) belongs to a group of medicines called “reflux suppressants”. Reflux is when the acid stomach contents flow back up the gullet (oesophagus) and this can cause pain and discomfort known as heartburn or acid indigestion. This medicine contains the active ingredients sodium alginate and potassium hydrogen carbonate which together form a protective layer at the top of your stomach to stop reflux from

Adults including the elderly and

children 12 years and over: 5 – 10ml (one to two 5ml spoonfuls) after meals

and at bedtime.

Taking other medicines

Please tell your doctor or pharmacist if you are taking or have recently taken any other medicines,

Top visible panel

105 mm which is stated on the pack. The expiry date refers to the last day of that month. Medicines should not be disposed of via wastewater or household waste. Ask your pharmacist how to dispose of medicines no longer required. These measures will help to protect the environment.

  1. 6.

    FURTHER INFORMATION

    Each 10ml of the oral suspension contains 1000mg of sodium alginate and 200mg of potassium hydrogen carbonate. Also contains parahydroxybenzoates (Parabens, E214 and E216) which may cause allergic reactions (possibly delayed).

WARNING: DO NOT EXCEED THE STATED DOSE

If you take more of this medicine than you should

If you take too much of this product you may feel bloated and experience some abdominal discomfort. It is unlikely to cause you any harm, but please consult your doctor or pharmcist if this doesn’t go away. If symptoms persist after 7 days consult your doctor.

What Acidex Advance contains:

  • The active ingredients are: Sodium alginate 1000mg/10ml, Potassium hydrogen carbonate

    This medicinal product contains about 5.1mmol of sodium and 2mmol of potassium per 10ml dose. To be taken into consideration by patients on a controlled sodium diet or when taking drugs which can increase potassium levels. Care should also be taken if on calcium controlled diet.

    200mg/10ml

If you forget to take this medicine

  • The other ingredients are: Calcium Carbonate, Carbomer, Sodium Hydroxide, Saccharin Sodium,

If you forget to take your medicine, take it as soon as you remember, Do not take a double dose to make up for the forgotten dose.

Ethyl Parahydroxybenzoate (E214), Propyl Parahydroxybenzoate (E216), Butyl Parahydroxybenzoate, Isopropyl Alcohol, Star Anise Oil and Purified Water (see end of Section 2 for further information) What Acidex Advance looks like and contents of the pack

  1. 4.

    POSSIBLE SIDE EFFECTS

    This medicine is an aniseed flavoured white or cream coloured suspension. It comes in amber glass bottles of 150ml, 200ml, 250ml, 300ml and 500ml with white polypropylene caps. Not all pack sizes may be marketed.

Like all medicines, this product can cause side effects, although not everybody gets them. Very rarely (less than 1 in 10,000 patients) there is a chance of an allergic reaction to the ingredients. Symptoms of this may include difficulty breathing, hives and swelling of the face. Uncommonly reported side-effects are diarrhoea, nausea and vomiting. If you experience these or any other side effects stop taking the product and consult your doctor immediately.

Read the attached leaflet carefully before use. To be taken by mouth after meals and at bedtime. Shake bottle well before use.

Marketing Authorisation Holder

Keep out of the sight and reach of children. Take special care if you are allergic to any of the ingredients of this medicine. Side effects are occasional. See leaflet for further information. Store below 25°C. Do not use after the expiry date shown on the label. Do not refrigerate or freeze.

Wockhardt UK Ltd

Reporting of side effects:

Ash Road North

If you get any side effects, talk to your doctor, pharmacist or nurse. 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 5. HOW TO STORE ACIDEX ADVANCE

Wrexham

LL13 9UF

UK. Manufacturer

Pinewood Laboratories Limited, Ballymacarbry, Clonmel, Co. Tipperary, Ireland. PL 29831/0697

P

MA Holder: Wockhardt UK Ltd, Ash Road North, Wrexham, LL13 9UF, UK.

Keep out of the sight and reach of children.

Do not store above 25°C. Do not refrigerate or freeze. Do not use this product after the expiry date

250ml

PL 29831/0697 23LL0758PW 108171/4

This leaflet was last updated in January 2020

Body Text Ctd.

Each 10ml of the oral suspension contains 1000mg

of sodium alginate and 200mg of potassium hydrogen

carbonate. Also contains parahydroxybenzoates

(Parabens, E214 and E216) which may cause allergic

reactions (possibly delayed).

This medicinal product contains about 5.1mmol of

sodium and 2mmol of potassium per 10ml dose.

To be taken into consideration by patients on a

controlled sodium diet or when taking drugs which can

increase potassium levels. Care should also be taken

if on calcium controlled diet.

Read the attached leaflet carefully before use.

To be taken by mouth after meals and at bedtime.

Shake bottle well before use. Keep out of the sight

and reach of children.

Take special care if you are allergic to any of the

ingredients of this medicine. Side effects are

occasional. See leaflet for further information. 500ml

P

About this document

Source: MHRA - Medicines and Healthcare products Regulatory Agency (products.mhra.gov.uk)

Last revision stated in the text: January 2020

What the sections and the side effect frequencies mean: How to read a patient leaflet

Found a mistake? Tell us on the contact page.

The information on this site does not replace the advice of a doctor or pharmacist.

Facts about Acidex Advance oral suspension (Aniseed Flavour)

What these facts mean

Prescription needed?? No, general sale list medicine (GSL) – also sold outside pharmacies
Active substances? Calcium carbonate, Sodium bicarbonate, Sodium alginate
Strength? 50 mg/ml + 26.7 mg/ml + 16 mg/ml
Pharmaceutical form? Oral suspension
Aniseed flavoured white or cream coloured suspension
How is it taken? Oral
Excipients? Calcium Carbonate, Carbomer, Sodium Hydroxide, Saccharin Sodium, Ethyl Parahydroxybenzoate (E214) Propyl Parahydroxybenzoate (E216) Butyl Parahydroxybenzoate, Isopropyl Alcohol, Star Anise Oil, Purified Water
Is it available?? Listed as available (NHS Dictionary of Medicines and Devices – not a record of current supplies)
Shelf life? 24 months
Use within 3 months of opening
Storage Do not store above 25°C. Do not refrigerate or freeze.
Drug group (ATC)?
  1. A Alimentary tract and metabolism drugs
    1. A02 Drugs for acid related disorders
      1. A02B Drugs for peptic ulcer and gastro-oesophageal reflux disease (GORD)
        1. A02BX Other drugs for peptic ulcer and gastro-oesophageal reflux disease (GORD)
          1. A02BX13 alginic acid
Marketing authorisation? PL 29831/0697 (first authorised 30 January 2025)
Marketing authorisation holder? Wockhardt UK Ltd
Codes? BNF 01010201

Sources: the MHRA product information (products.mhra.gov.uk) and the NHS Dictionary of Medicines and Devices (dm+d), release 11.1.0 of 9 November 2026, NHS Business Services Authority. Contains public sector information licensed under the Open Government Licence v3.0.