Active substance: CYCLOPENTHIAZIDE

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Navispare® 0.25mg/2.5mg Tablets
Cyclopenthiazide/Amiloride Hydrochloride
Read all of this leaflet carefully before you start taking this medicine.
Keep this leaflet. You may need to read it again. If you have any further questions, ask your doctor or
pharmacist. This medicine has been prescribed for you. Do not pass it on to others. It may harm them,
even if their symptoms are the same as yours. If any of the side effects become serious, or if you notice
any side effects not listed in this leaflet, please tell your doctor or pharmacist.
The name of your medicine is Navispare 0.25mg/2.5mg Tablets. It will be referred to as Navispare
Tablets for ease hereafter.
In this leaflet:
1. What Navispare Tablets are and what they are used for
2. Before you take Navispare Tablets
3. How to take Navispare Tablets
4. Possible side effects
5. How to store Navispare Tablets
6. Further information

1. What Navispare Tablets are and what they are used for
Navispare Tablets belong to a group of medicines called diuretics. They make the kidneys remove water
from the body and they have the effect of lowering the blood pressure.
Navispare Tablets are used to treat mild to moderate high blood pressure (hypertension).

2. Before you take Navispare Tablets
DO NOT take Navispare Tablets if you:
• know you are are allergic to cyclopenthiazide and amiloride hydrochloride, or other sulphonamide
derivatives or any of the other ingredients of Navispare Tablets (see section 6 of this leaflet)
• have a serious liver or kidney disease (your doctor will advise you)
• have high levels of potassium in your blood have (hyperkalaemia) or high levels of calcium in your blood
(hypercalcaemia), or low levels of sodium or potassium in your blood. Your doctor will advise you.
• have a disease of the adrenal glands causing weakness, weight loss and a deficiency of hormones
in the blood (Addison’s disease)
• are unable to pass water
• are diabetic and have kidney damage
Take special care with Navispare Tablets if you:
• are going to have a general anaesthetic, tell the doctor or dentist in charge that you are taking Navispare®.
• are going to have a glucose tolerance test tell your doctor that you are taking Navispare®.
• are diabetic, take particular care with your blood sugar control since this medicine may make you
less aware of low blood sugar levels.
• have a chronic skin disease (such as lupus erythematosus)
• have too much fat in your blood (your doctor will advise you and may want to monitor you).
• suffer from gout (painful joints, especially the big toe)
If any of the above applies to you, make sure your doctor is aware of this.
Your doctor may monitor your blood or urine, especially if you are elderly or have problems with your kidneys.
Taking other medicines:
Please tell your doctor or pharmacist if you are taking or have recently taken any other medicines,
including medicines obtained without a prescription. The effects of these medicines may change,
especially if you are taking:
• Medicines used as anaesthetics
• Other medicines that treat high blood pressure
• Analgesics and narcotics (medicines for pain relief ) including non-steroidal anti-inflammatory drugs
(NSAIDs) or muscle relaxants
• Sleeping tablets or sedatives (e.g. barbiturates)
Pregnancy and breast feeding:
Navispare Tablets should be avoided while pregnant or breast feeding.
Ask your doctor or pharmacist for advice before taking any medicine.
Driving and using machines:
If you feel dizzy or sleepy or have problems with vision when you start taking these tablets, do not drive
or work machinery until these effects have worn off.
Taking with food and drink:
You should avoid drinking alcohol whilst you are taking this medicine as it may change the effects of
Navispare Tablets.
Important information about some of the ingredients of Navispare Tablets:
This medicine also contains:
• Wheat starch (gluten). This medicine is suitable for people with celiac disease. Patients with wheat
allergy (different from celiac disease) should not take this medicine.
• Polyethoxylated hydrogenated castor oil which may cause stomach upset and diarrhoea.
• Lactose, which is a sugar. If you have been told by your doctor that you have an intolerance to
some sugars, contact your doctor before taking this medicinal product.

3. How to take Navispare Tablets
Always take Navispare Tablets exactly as your doctor has told you. You should check with your doctor
or pharmacist if you are not sure.
Your doctor will decide the best dose for you and may change it depending on how you respond to
treatment. You may also be given other medicines.
You should swallow the tablets whole with a glass of water.
The usual dose is one or two tablets taken once a day in the morning.
If you are elderly, your doctor may give you a lower dose.
Do not give Navispare Tablets to children under 12 years.
Keep taking Navispare Tablets even if you feel well. Do not stop taking Navispare Tablets unless your
doctor tells you to.

If you take more Navispare Tablets than you should:
If you think that you, or any other person, have taken too many Tablets, contact your doctor or hospital
casualty department immediately. Take any remaining Tablets and this leaflet with you so that the medical
staff know exactly what you have taken.
If you forget to take your Navispare Tablets:
If you miss taking Navispare Tablets in the morning, then take it as soon as you remember and carry on
taking the Tablets as normal on the following morning.

4. Possible side effects
Like all medicines Navispare Tablets can sometimes cause side-effects, although not everybody gets them.
All medicines can cause allergic reactions although serious allergic reactions are rare. Any sudden
wheeziness, difficulty in breathing, swelling of the eyelids, face or lips, rash or itching (especially
affecting your whole body) should be reported to a doctor immediately.
Navispare Tablets are generally well tolerated. But, like all medicines, Navispare Tablets can cause side
effects, although not everybody gets them.
If you notice any of the following effects stop taking your tablets and speak to your doctor immediately:
• Increased or irregular heart rate, chest pain or dizziness when raising from a sitting or lying position
• Unusual bleeding or bruising
• Persistent sore throat or high temperature
• Breathing difficulties
• Inflammation of the pancreas gland causing abdominal pain and brain damage
• Occurrence or worsening of diabetes (high levels of sugars in your blood)
• Any sign of bleeding in the stomach or intestine, e.g. passing black stools
• Feeling weak or dizzy and/or have muscle cramps or joint pain
• Loss of appetite
• Yellowing of the skin or whites of the eyes (signs of jaundice)
• Mood changes or problems with sleeping
• Tingling in your hands or feet, tremor
• Hair loss
• Stomach ache
• Feeling sick (nausea) or being sick (vomiting)
• Constipation or diarrhoea.
Other effects which may occur include:
• Feeling thirsty or dry mouth
• Problems with your sight, usually when first starting treatment with these tablets
• Very rarely, some patients may develop a skin rash or itching or blistering of the skin, especially
when the skin is exposed to daylight
• Problems with passing urine
• Males may suffer from impotence. This problem resolves after you stop taking the medicine.
• Attacks of gout
• Flatulence or heartburn
• Headache, dizziness or light-headedness
• Reduced sex drive
• Cough, wheezing, blocked up nose or ringing in the ears
• Unusual tiredness
• Increase in blood fat levels
As Navispare Tablets remove excess water from your body, the number of times that you need to pass
urine will increase. This will be most noticeable when you first start taking Navispare Tablets.
Certain other unwanted effects such as changes in the blood levels of chemicals and salts can only be
detected by your doctor. To check for this your doctor may occasionally want to do some blood tests.
If any of the side effects become serious, or if you notice any side effects not listed in this leaflet, please
tell your doctor or pharmacist.

5. How to store Navispare Tablets
Keep this medicine out of the sight and reach of children.
Do not use Navispare Tablets after the expiry date which is stated on the packaging. The expiry date
refers to the last day of that month. If your Tablets are out of date, take them to your pharmacist who will
get rid of them safely.
Do not store above 25°C. Store in original package in order to protect from moisture.

6. Further information
Each Navispare® Tablet contains the active ingredients cyclopenthiazide and amiloride hydrochloride.
Navispare Tablets also contains wheat starch (gluten), lactose, povidone, stearic acid, talc, sodium starch
glycollate, titanium dioxide (E171), yellow iron oxide (E172), polyethoxylated castor oil,
What Navispare Tablets look like and contents of the pack:
Navispare Tablets are film coated tablets. Each tablet contains 0.25mg cyclopenthiazide and 2.5mg
amiloride hydrochloride.
They are supplied in blister packs of 28.
Marketing Authorisation Holder & Manufacturer:
Mercury Pharmaceuticals Ltd.,
No. 1 Croydon, 12-16 Addiscombe Road, Croydon CR0 0XT, UK
Alternate Manufacturer:
Tillomed Laboratories Ltd.,
3 Howard Road Eaton Socon, St. Neots, Cambridgeshire, PE19 8ET, UK
This leaflet was last revised in April 2012

Navispare is the registered trademark of Mercury Pharma Group Limited.


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Source: Medicines and Healthcare Products Regulatory Agency

Disclaimer: Every effort has been made to ensure that the information provided here is accurate, up-to-date and complete, but no guarantee is made to that effect. Drug information contained herein may be time sensitive. This information has been compiled for use by healthcare practitioners and consumers in the United States. The absence of a warning for a given drug or combination thereof in no way should be construed to indicate that the drug or combination is safe, effective or appropriate for any given patient. If you have questions about the substances you are taking, check with your doctor, nurse or pharmacist.