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Active substance(s): DESMOPRESSIN ACETATE

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Desmopressin Nasal Spray
10 micrograms/dose
Read all of this leaflet carefully before you start taking this medicine.
 Keep this leaflet. You may need to read it again.
 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 you have any further questions, ask your doctor or pharmacist.
 If you have any of the side effects, or if you notice any side effects not listed, please tell
your doctor or pharmacist.
In this leaflet:
1. What Desmopressin is and what it is used for
2. Before you use Desmopressin nasal spray
3. How to use Desmopressin nasal spray
4. Possible side effects
5. How to store Desmopressin nasal spray
6. Further information

1. What Desmopressin is and what it is used for
The ingredient that makes the spray work (the active substance) is called desmopressin.
Desmopressin is an antidiuretic, which reduces the amount of urine produced by the kidneys.
Desmopressin nasal spray is used to:
 treat and diagnose a chronic disease called diabetes insipidus which causes extreme thirst
and continuous production of large volumes of dilute urine. Important: Not to be confused
with diabetes mellitus (sugar diabetes)
 treat frequent urination during the night in adults (nocturia) associated with multiple
 investigate kidney function.
2. Before you use Desmopressin nasal spray
Do not use Desmopressin nasal spray if you:
 are allergic (hypersensitive) to desmopressin or any of the other ingredients in
Desmopressin nasal spray (see section 6)
 drink unusually large amounts of fluid (polydipsia)
 suffer from heart problems, high blood pressure or other diseases needing treatment
with diuretics (water tablets)
 are elderly (over the age of 65 years)
 suffer with alcohol abuse
 have moderate or severe kidney problems
 have been told you have hyponatraemia (very low levels of sodium in your blood)
 have syndrome of inappropriate ADH secretion (SIADH).
Check with your doctor or pharmacist before using Desmopressin nasal spray if you have:
 kidney disease or bladder problems
 cystic fibrosis

a medical condition causing fluid and/or electrolyte imbalance in the body (with
symptoms such as being sick, diarrhoea, fever)
increased pressure in the skull (intracranial pressure)
are elderly or have low sodium levels in your blood
are on a low potassium diet.

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. Especially:
 tricyclic antidepressants (used to treat depression e.g. amitriptyline or imipramine)
 carbamazepine (used to treat epilepsy)
 chlorpromazine (used to treat psychosis or schizophrenia)
 indomethacin (painkillers called non-steroidal anti-inflammatory drugs (NSAIDs)).
Fluid intake
 Before you start treatment with this medicine, your doctor should give you advice about
fluid intake.
 When using this medicine for nocturia or to investigate kidney function, keep your fluid
intake to a minimum from 1 hour before a dose until 8 hours after a dose.
 Too much fluid intake may lead to a build up of water, which dilutes the salt in the body.
This can occur with or without warnings or symptoms, which include unusually bad or
prolonged headache, feeling or being sick, unexplained weight gain and in serious cases,
fits or swelling of the brain. If you have any of these symptoms, stop the treatment and
contact your doctor at once.
Pregnancy and breastfeeding
Desmopressin nasal spray can be used during breastfeeding but should only be used in
pregnancy as directed by a doctor.
Ask your doctor or pharmacist for advice before taking any medicine.
Important information about one of the ingredients of Desmopressin nasal spray
This medicine contains 0.042mg potassium per dose. To be taken into consideration by
patients with reduced kidney function or patients on a controlled potassium diet.
Your blood pressure and weight may be monitored whilst you are using this medicine.
3. How to use Desmopressin nasal spray
Always use Desmopressin nasal spray exactly as your doctor has told you. If you are not sure,
check with your doctor or pharmacist.
Usual doses: Where 2 sprays are required you should give 1 spray into each nostril unless
directed otherwise.
 Nocturia
Adults under 65 years old- 1 or 2 sprays at bedtime. Do not repeat the dose in a 24 hour
period. Do not drink for 8 hours after using the spray except to satisfy thirst.
 Diabetes insipidus
Treatment: Adults and children – 1 or 2 sprays once or twice a day.
Diagnosis: Adults and children – 2 sprays.

 To investigate kidney function
Adults – 2 sprays into each nostril
Children aged 1 – 15 year old – 1 spray into each nostril
Children under 1 year old – 1 spray
When using this medicine for diabetes insipidus or kidney function investigations keep your
fluid intake to a minimum (not more than 0.5 litres) from 1 hour before a dose until 8 hours
after a dose.
Instructions for use:

1. Blow your nose, then remove the dust cap on the spray bottle.

2. To ensure the correct dose, it is important that the bottom of the
plastic tube inside the bottle is covered with the fluid.
Before you use the spray for the first time, the pump must be filled. To
do this, press the pump down 5 times or until you get a fine mist. The
spray is then ready for use. If the nasal spray is not used daily, the
pump has to be filled again before use.

3. Hold the spray bottle as shown in the picture.

4. Tilt your head back slightly and insert the tip of the spray into the
nostril. Hold your breath without sniffing. Press the spray once. If you
have to take more than one dose, alternate between the right and left
5. Replace the dust cap. Store the bottle at room temperature.

If you use more Desmopressin nasal spray than you should
An overdose may lengthen the effect of desmopressin and increase the risk of water build up
in the body and low blood salt, symptoms include fits.If you use more Desmopressin nasal
spray than prescribed, contact your doctor, pharmacist or the nearest hospital at once.
If you forget to use Desmopressin nasal spray
Do not use a double dose to make up for a forgotten dose.
If you stop using Desmopressin nasal spray
You should only change or stop your treatment if advised by your doctor.

4. Possible side effects
Like all medicines, Desmopressin nasal spray can cause side effects, although not everybody
gets them.
Stop using the spray and tell your doctor as soon as possible if you have any of the
following symptoms:
• itching, skin rashes, swelling of the face, lips or throat, difficulty in breathing - they may be
a sign of an allergic reaction.
• symptoms of a build up of water in the body, reducing the amount of salt in the body:
unusually unexplained weight gain, headache, feeling and /or being sick, and in serious cases,
fits or brain swelling.
Other effects which have been reported include:
• unusual changes in moods (aggression has been reported in children)
• tummy pain, blocked or runny nose, nosebleeds.
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:
By reporting side effects you can help provide more information on the safety of this

5. How to store Desmopressin nasal spray
Keep out of the sight and reach of children.
Store Desmopressin nasal spray below 25°C.
Do not use Desmopressin nasal spray after the expiry date, stated on the pack.
Always return any leftover medicine to your pharmacist.
6. Further information
What Desmopressin nasal spray contains
 the active substance (the ingredient that makes the spray work) is desmopressin acetate.
Each spray contains 10micrograms (0.1mg in 1ml) of the active substance.
 the other ingredients are potassium sorbate, sodium chloride, hydrogen chloride and
purified water.
What Desmopressin nasal spray looks like and contents of the pack
Desmopressin nasal spray is a solution in an amber, glass bottle with a nasal applicator.
Pack size 6ml.
Marketing Authorisation Holder
Accord Healthcare Limited
Sage House, 319 Pinner Road,North Harrow, Middlesex, HA1 4HF, United Kingdom
Balkanpharma-Dupnitsa AD, 3, Samokovsko shosse Str.,
2600 Dupnitsa, Bulgaria

Actavis, Barnstaple, EX32 8NS, UK
This leaflet was last revised in June 2017
Accord Healthcare Ltd, North Harrow, HA1 4HF, UK

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Further information

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.