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Amiloride tablets BP 5 mg – patient leaflet, side effects, dosage

Last updated: · Text from the MHRA, as of · About this document

Medicine status: Prescription only (POM) Details

Medicine strength:
5 mg
Other strengths and forms:
Contains active substance:
ATC code:
Similar medicines:

Patient leaflet - Amiloride tablets BP 5 mg

1. What Amiloride Tablets are and what they are used for

The name of your medicine is Amiloride 5mg Tablets. It contains amiloride hydrochloride. This belongs to a group of medicines called diuretics (water tablets).

Amiloride can be used to stop the build up of extra water in your body. It does this without loss of potassium from your body. This extra water can lead to high blood pressure, heart problems (congestive heart failure) and liver problems (hepatic cirrhosis).

It works by helping you to pass more water (urine) than you usually do.

2. Before you take Amiloride Tablets

Do not take Amiloride Tablets and tell your doctor if:

  • You are allergic (hypersensitive) to amiloride or any other ingredients in this medicine (listed in Section 6 below). Signs of an allergic reaction include: a rash, itching or shortness of breath
  • You have kidney problems
  • Your doctor has told you that you have high potassium levels or you are taking other potassium conserving drugs or potassium supplements
  • The person taking the medicine is a child under 18 years old.

Do not take this medicine if any of the above apply to you. If you are not sure, talk to your doctor before taking Amiloride Tablets. Take special care with Amiloride Tablets

Before you take Amiloride Tablets tell your doctor if:

  • You are elderly or seriously ill
  • You have diabetes
  • You have liver problems
  • Your doctor has told you that you have too much acid in your blood. This can be caused by diabetes or heart or lung disease.

    If you are not sure if any of the above apply to you, talk to your doctor or pharmacist before taking Amiloride Tablets.

    Tests

    Tell your doctor or nurse you are taking Amiloride Tablets if you are going to have a glucose tolerance test. This is because this medicine can affect the results. You will need to stop taking this medicine three days before your test. Taking other medicines

    Please tell your doctor of pharmacist if you are taking or have recently taken any other medicines. This includes medicines you buy without a prescription, including herbal medicines. This is because Amiloride Tablets can affect the way some other medicines work. Also, some medicines can affect the way Amiloride Tablets work. In particular, tell your doctor if you are taking any of the following:

    • Lithium - used for depression
    • Medicines used to treat high blood pressure including ACE inhibitors, angiotensin-II antagonists, alpha-blockers, beta-blockers, calcium channel blockers and hydralazine
    • Nitrates - used for angina
    • Quinidine - used to treat heart rhythm disorders
    • Medicines or supplements containing potassium (including table salt substitutes)
    • Trilostane – used to treat kidney and skin cancer (melanoma)
    • Ciclosporin or tacrolimus – used after transplants to stop the rejection of organs
    • General anaesthetics, used to stop pain during surgery
    • Non-steroidal anti-inflammatory (NSAID) medicines such as indometacin, diclofenac and ibuprofen. Your doctor may want to carry out tests on your kidneys and the level of potassium in your blood, especially if you are an older person
    • Chlorpropramide - used to treat diabetes
    • Carbamazepine - used for epilepsy
    • Levodopa – used to treat Parkinson’s disease
    • Medicines used to treat depression including tricyclic antidepressants (such as amitriptyline) and monoamine oxidase inhibitors (MAOIs – such as phenelzine)
    • Phenothiazines – used to treat mental illness
    • Medicines used to treat inflammation (such as cortisone and hydrocortisone)
    • Tizanidine or baclofen – used to relax muscles
    • Carbenoxolone – used to treat stomach ulcers
    • Some oral contraceptives (the pill) or oestrogen (female sex hormone) preparations
    • Alprostadil – used to treat male impotence and for heart defects in infants.

This medicine does not cause loss of potassium from your body as other water tablets do. Therefore, it is not necessary for you to get extra potassium in your diet or take supplements. Too much potassium could even be harmful. Taking Amiloride Tablets with food and drink

If you feel dizzy while taking the tablets drinking alcohol can make this problem worse. Pregnancy and breast-feeding

Talk to your doctor before taking this medicine if you are pregnant, planning to become pregnant or are breast-feeding.

Driving and using machines

If you feel dizzy while taking Amiloride Tablets do not drive or operate dangerous machinery. Important information about what is in Amiloride Tablets

This medicine contains:

  • Lactose monohydrate. If your doctor has told you that you cannot tolerate some sugars, see your doctor before taking this medicine.

    pg1/2 108299/2

PRODUCT :Amiloride HCL 5mg - 28 Tablets
CUSTOMER :Wockhardt UK
FP CODE:FP1936
PLANT LOCATION :Daman (Bhimpore)
(w)148 x (h)275mm
2824
SAP CODE No. :227617 (PREVIOUS VERSION SAP CODE No. : 225708)
9pt.
FILE NAME :
SOFTWARE :Adobe Illustrator CS6
TYPEFACES :Myriad Pro Regular / Bold
22nd & 29th December, 2022
RECEIVED ON :
R 1st PDF sent on - 2ND JAN. 2023 R 2ndPDF sent on - 6TH JAN. 2023

Process Black

3. How to take Amiloride Tablets

Take this medicine as your doctor or pharmacist has told you. Look on the label and ask the doctor or pharmacist if you are not sure. Taking this medicine

  • Take this medicine by mouth
  • If you are taking a single dose, take it in the morning
  • If you are taking more than one dose, take the last dose before 6pm, unless your doctor tells you otherwise
  • Plan your doses so that they do not affect your personal activities and sleep
  • Your doctor will check your progress regularly to make sure the medicine is working properly. Adults

The usual doses for adults are:

Amiloride Tablets taken alone

  • 10mg each day
  • This may be increased to 20mg each day. Amiloride Tablets taken with other diuretics High blood pressure and Congestive heart failure
  • 5mg or 10mg each day.

Cirrhosis of the liver

  • 5mg each day.

Children

This medicine is not usually given to children under the age of 18.

Older People

Your doctor will decide how many Amiloride Tablets to give you.

If you take more Amiloride Tablets than you should

Talk to a doctor or go to a hospital straight way. Take the medicine pack with you so the doctor knows what you have taken.

If you forget to take Amiloride Tablets

Do not take a double dose (two doses at the same time) to make up for a forgotten dose. Take your next dose as soon as you remember, then go on as before. However, if it is nearly time for the next dose, skip the missed dose. If you have any further questions on the use of this medicine, ask your doctor or pharmacist.

4. Possible side effects

Like all medicines, Amiloride Tablets can cause side effects although not everybody gets them. If you have an allergic reaction to Amiloride Tablets see a doctor straight away

An allergic reaction may include:

  • Any kind of skin rash, flaking skin, boils or sore lips and mouth
  • Sudden wheezing, fluttering or tightness of the chest or collapse.

If you get any of the following side effects, stop taking Amiloride Tablets and see your doctor as soon as possible:

  • Chest pain including angina pain
  • Unusual heart beats
  • Yellowing of the skin and the whites of the eyes (jaundice)
  • Feeling dizzy, particularly when standing up
  • Disease of the brain (encephalopathy)
  • Difficulty breathing
  • Problems with your sight
  • Changes in the results of blood tests. These include changes in the way your liver is working or changes in red or white blood cell levels. They also include changes in sodium or potassium levels which can cause dry mouth, thirst, headaches, muscle cramps and weakness.

Tell your doctor if you get any of these side effects:

  • Feeling sick or being sick

    • Diarrhoea or constipation
    • Stomach pain
    • Skin rash, itching
    • Hair loss
    • Pins and needles
    • Feeling confused
    • Mood or

      personality

      changes

    • Feeling sleepy
    • Coughing
    • Changes in your

      sexual drive and

      function.

Reporting of side effects

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 Amiloride Tablets

  • Keep this medicine out of the sight and reach of children.
  • Do not store above 25°C
  • Do not use after the expiry date which is stated on the blister and carton (Exp: month, year)
  • The expiry date refers to the last day of that month
  • Do not use Amiloride Tablets if you notice a change in the appearance of the medicine. Talk to your pharmacist
  • Medicines should not be disposed of via wastewater or household waste. Ask your pharmacist how to dispose of medicine no longer required. These measures will help to protect the environment.

6. Further information

What Amiloride Tablets contains

  • The active ingredient is amiloride hydrochloride
  • The other ingredients are lactose monohydrate, starch, povidone, sodium starch glycollate, magnesium stearate, dispersed quinoline yellow lake E104 and isopropanol. What Amiloride Tablets look like and contents of the pack

Amiloride Tablets are yellow, round tablets marked AML5 with a breakline on one side and CP on the reverse.

They are available in blister packs of 28 tablets. Other formats:

To listen to or request a copy of this leaflet in Braille, large print or audio please call, free of charge: 0800 198 5000 (UK only)

Please be ready to give the following information:

Product nameReference number
Amiloride 5mg TabletsPL 29831/0006

This service is provided by the Royal National Institute of Blind People.

Marketing Authorisation Holder and Manufacturer

Marketing Authorisation Holder

Wockhardt UK Ltd, Ash Road North, Wrexham, LL13 9UF, UK

Manufacturer

CP Pharmaceuticals Ltd, Ash Road North, Wrexham, LL13 9UF, UK

This leaflet was last revised in 01/2023

227617

pg2/2

About this document

Source: MHRA - Medicines and Healthcare products Regulatory Agency (products.mhra.gov.uk) · Marketing authorisation: PL 29831/0006

Last revision stated in the text: January 2023 · MHRA data as of 13 October 2026

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 Amiloride tablets BP 5 mg

Prescription needed? Yes, prescription-only medicine (POM)
Active substance Amiloride
Strength 5 mg
Pharmaceutical form Oral tablet
Amiloride 5mg Tablets BP are yellow, round tablets marked AML5 with breakline on one side and CP on the reverse.
How is it taken Oral
Excipients Lactose monohydrate, Starch, Povidone, Sodium starch glycollate, Magnesium stearate, Dispersed Quinoline Yellow Lake (E104), Isopropanol
Pack sizes 28 tablet
Is it available? Listed as available (NHS Dictionary of Medicines and Devices – not a record of current supplies)
Shelf life Three years.
Storage Do not store above 25°C.
Drug group (ATC)
  1. C Cardiovascular system drugs
    1. C03 Diuretics
      1. C03D Potassium-sparing diuretics
        1. C03DB Other potassium-sparing agents
          1. C03DB01 amiloride
Marketing authorisation PL 29831/0006 (first authorised 25 November 1991)
Marketing authorisation holder Wockhardt UK Limited
Codes GTIN 5012727902289 · BNF 02020300

Sources: the MHRA product information (products.mhra.gov.uk) and the NHS Dictionary of Medicines and Devices (dm+d), release 10.1.0 of 12 October 2026, NHS Business Services Authority. Contains public sector information licensed under the Open Government Licence v3.0.