The Patient Information Leaflet (PIL) is the leaflet included in the pack with a medicine. It is written for patients and gives information about taking or using a medicine. It is possible that the leaflet in your medicine pack may differ from this version because it may have been updated since your medicine was packaged.
Please click on the link to the left to view the PIL in PDF format.
Text only version for the visually impaired
Below is a text only representation of the Patient Information leaflet. The original may contain images or tables and can be viewed in PDF format using the link to the left. This PIL may be available from the RNIB in large print, Braille or audio CD. For further information please call the RNIB Medicine Leaflet line on 0800 198 5000. The product code(s) for this leaflet is/are: PL 03194/0041.
DDAVP Tablets 0.1mg and 0.2mg
Read all of this leaflet carefully before you start taking this medicine.
- Keep this leaflet, you may need to use it again
- If you have further questions, please ask your doctor or pharmacist
- This medicine has been prescribed for you personally and you should not pass it on to others. It may harm them, even if their symptoms are the same as yours.
Your medicine is called DDAVP® Tablets. They are tablets for oral use only.
- they are presented in plastic bottles containing 90 tablets
- each tablet contains either 0.1mg or 0.2mg of the active ingredient, Desmopressin acetate
- other ingredients in DDAVP® Tablets are lactose monohydrate, potato starch, povidone and magnesium stearate.
Marketing Authorisation Holder:
1. What DDAVP® Tablets are and what they are used for
DDAVP® Tablets are for oral use only.
They are available in two strengths, 0.1mg and 0.2mg. The 0.1mg tablets are white, oval, convex tablets, scored on one side and engraved ‘0.1’ on the other side. The 0.2mg tablets are white, round, convex tablets, scored on one side and engraved ‘0.2’ on the other side. They contain Desmopressin acetate, an antidiuretic (reduces urine production).
DDAVP® Tablets are used to treat:
- diabetes insipidus (extreme thirst and the continuous production of large volumes of dilute urine) IMPORTANT: This should not be confused with diabetes mellitus (sugar diabetes)
- post-hypophysectomy polyuria/polydipsia (extreme thirst and the continuous production of large volumes of dilute urine following surgical removal of the pituitary gland).
2. Before you take DDAVP® Tablets
Do not take DDAVP® Tablets
- if you have a serious heart or kidney disease
- if you are taking diuretics (water tablets)
- if you drink unusually large quantities of fluids, including alcohol
- if you are allergic to any of the ingredients listed.
Please consult your doctor before taking DDAVP® Tablets:
- if you are on medication for depression or epilepsy
- if you are taking a medicine for pain and/or inflammation containing non-steroidal anti-inflammatory drugs (also known as NSAIDs) e.g indomethacin
- if you are taking a medicine containing loperamide, for diarrhoea
- if you have a medical condition causing fluid and/or electrolyte imbalance
- if you have a medical condition that could be made worse by fluid and/or electrolyte disturbance.
While you are on treatment with DDAVP® Tablets, avoid excessive fluid intake as this may lead to a build up of water in the body.
If you are pregnant, please inform your doctor before you take DDAVP® Tablets, as blood pressure monitoring is recommended due to the increased risk of pre-eclampsia. Symptoms of pre-eclampsia include high blood pressure, oedema (swelling due to the build up of fluid) and proteinuria (protein in the urine).
If you are breast-feeding ask your doctor or pharmacist for advice before taking DDAVP® Tablets.
Taking/using other medicines:
Please inform your doctor or pharmacist if you are taking or have recently taken or used any other medicines - even those not prescribed.
3. How to take DDAVP® Tablets
It is important that you do not take more than the prescribed dose in any 24 hour period.
If you have the impression that the effect of DDAVP® Tablets is too strong or too weak, talk to your doctor or pharmacist.
Treatment of diabetes insipidus:
Your doctor will prescribe the dose most suitable for you. The most common dose in adults and children is one 0.1mg tablet or one 0.2mg tablet taken three times a day.
Your doctor will prescribe the most suitable dose for you based on the concentration of your urine.
If you take more DDAVP® Tablets than you should:
If you take more DDAVP® Tablets than you should, talk to your doctor or pharmacist immediately.
If you forget to take DDAVP® Tablets:
If you forget to take your tablets, please consult your doctor or pharmacist for advice.
4. Possible side effects
Like all medicines, DDAVP® Tablets can have side effects. Excessive fluid intake may lead to a build up of water which dilutes the salt in the body. This is a serious problem and may lead to convulsions. If you experience an unusually bad or prolonged headache, confusion, unexplained weight gain, nausea or vomiting, stop taking DDAVP® Tablets and tell your doctor immediately or go to the casualty department at your nearest hospital.
Most people taking DDAVP® Tablets find it causes them no problems. Side effects include headache, stomach pain and nausea. Isolated cases of allergic skin reactions and more severe general allergic reactions have been reported. Very rare cases of emotional disorders including aggression in children have been reported.
If you experience one or more of these side effects or any other undesirable effects, please inform your doctor or pharmacist.
5. Storing DDAVP® Tablets
Keep DDAVP® Tablets out of the reach and sight of children.
Do not store above 25°C. Keep the container tightly closed.
Do not remove the silica gel insert from the bottle top.
Use by date: Do NOT take DDAVP® Tablets past the expiry date on the packaging.
If you are unsure about the storage, ask your pharmacist. It is best to return all old and unused medicines to your pharmacist for safe disposal.
DDAVP® Tablets 0.1mg PL 03194/0040
DDAVP® Tablets 0.2mg PL 03194/0041
This leaflet was revised in May 2008.
DDAVP is a registered trademark.