Desmopressin (Nasal route, oral route, injection route)
Desmopressin acetate is not indicated for the treatment of hemophilia A with factor VIII coagulant activity levels equal to or less than 5%, or for the treatment of hemophilia B, or in patients who have factor VIII antibodies .
Uses of This Medicine:
Desmopressin is a hormone taken through the nose, by mouth, or given by injection to prevent or control the frequent urination, increased thirst, and loss of water associated with diabetes insipidus (water diabetes). It is used also to control bed-wetting and frequent urination and increased thirst associated with certain types of brain injuries or brain surgery. Desmopressin works by acting on the kidneys to reduce the flow of urine.
Desmopressin is also given by injection to treat some patients with certain bleeding problems such as hemophilia or von Willebrand's disease.
Desmopressin is available only with your doctor's prescription.
Once a medicine has been approved for marketing for a certain use, experience may show that it is also useful for other medical problems. Although this use is not included in product labeling, desmopressin is used in certain patients to determine the cause of Cushing's syndrome.
Before Using This Medicine:
In deciding to use a medicine, the risks of taking the medicine must be weighed against the good it will do. This is a decision you and your doctor will make. For this medicine, the following should be considered:
Tell your doctor if you have ever had any unusual or allergic reaction to this medicine or any other medicines. Also tell your health care professional if you have any other types of allergies, such as to foods, dyes, preservatives, or animals. For non-prescription products, read the label or package ingredients carefully.
Appropriate studies performed to date have not demonstrated pediatrics-specific problems that would limit the usefulness of nasal desmopressin in children and infants. However, infants may be more sensitive to the effects of nasal desmopressin, which may require caution in patients receiving this medicine .
Appropriate studies performed to date have not demonstrated pediatrics-specific problems that would limit the usefulness of oral desmopressin in infants and children with diabetes insipidus. However, safety and efficacy have not been established in children below 6 years of age with bed-wetting problems .
Appropriate studies have not been performed on the relationship of age to the effects of desmopressin injection in infants below 3 months of age for the treatment of hemophilia A or Von Willebrand's disease, and in children below 12 years of age with diabetes insipidus. Safety and efficacy have not been established in these age groups .
Appropriate studies performed to date have not demonstrated geriatrics-specific problems that would limit the usefulness of desmopressin in the elderly. However, elderly patients are more likely to have age-related liver, kidney, or heart problems, which may require an adjustment of dosage in patients receiving desmopressin .
Studies in women suggest that this medication poses minimal risk to the infant when used during breastfeeding.
Although certain medicines should not be used together at all, in other cases two different medicines may be used together even if an interaction might occur. In these cases, your doctor may want to change the dose, or other precautions may be necessary. Tell your healthcare professional if you are taking any other prescription or nonprescription (over-the-counter [OTC]) medicine.
Certain medicines should not be used at or around the time of eating food or eating certain types of food since interactions may occur. Using alcohol or tobacco with certain medicines may also cause interactions to occur. Discuss with your healthcare professional the use of your medicine with food, alcohol, or tobacco.
Other medical problems—
The presence of other medical problems may affect the use of this medicine. Make sure you tell your doctor if you have any other medical problems, especially:
Proper Use of This Medicine:
Use this medicine only as directed. Do not use more of it and do not use it more often than your doctor ordered. To do so may increase the chance of side effects.
Your doctor may want you to decrease the amount of fluids that you drink while you are using this medicine .
For patients using the nasal solution form of this medicine:
For patients using the tablet form of this medicine:
For patients using the injection form of this medicine:
The dose of this medicine will be different for different patients. Follow your doctor's orders or the directions on the label. The following information includes only the average doses of this medicine. If your dose is different, do not change it unless your doctor tells you to do so.
The amount of medicine that you take depends on the strength of the medicine. Also, the number of doses you take each day, the time allowed between doses, and the length of time you take the medicine depend on the medical problem for which you are using the medicine.
If you miss a dose of this medicine, take it as soon as possible. However, if it is almost time for your next dose, skip the missed dose and go back to your regular dosing schedule. Do not double doses.
Has a bulleted list describing how to handle missed doses for various possible dosing schedules.
Keep out of the reach of children.
Do not keep outdated medicine or medicine no longer needed.
Ask your healthcare professional how you should dispose of any medicine you do not use.
Store as directed on the label or by your health care professional.
Precautions While Using This Medicine:
It is very important that your doctor check your progress at regular visits to make sure this medicine is working properly. Urine tests may be needed to check for unwanted effects .
This medicine lowers the amount of sodium in your blood. Check with your doctor right away if you have confusion, nausea, vomiting, muscle cramps or spasms, or unusual tiredness or weakness .
Check with your doctor right away and stop using this medicine if you have fever, severe vomiting or diarrhea, or other conditions that may make you thirsty (such as during hot weather or having a strenuous exercise). This medicine may cause fluid or electrolyte imbalance which can lead to seizures and other serious conditions .
Do not take other medicines unless they have been discussed with your doctor, especially medicines that can make your mouth dry. This includes prescription or nonprescription (over-the-counter [OTC]) medicines and herbal or vitamin supplements .
Desmopressin may cause a serious type of allergic reaction called anaphylaxis. Anaphylaxis can be life-threatening and requires immediate medical attention. Tell your doctor right away if you have a rash; itching; swelling of the face, tongue, and throat; trouble breathing; or chest pain after you use this medicine .
Side Effects of This Medicine:
Along with its needed effects, a medicine may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention.
Check with your doctor immediately if any of the following side effects occur:
Some side effects may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects. Check with your health care professional if any of the following side effects continue or are bothersome or if you have any questions about them:
Other side effects not listed may also occur in some patients. If you notice any other effects, check with your healthcare professional.
Call your doctor for medical advice about side effects. You may report side effects to the FDA at 1-800-FDA-1088.
Last Updated: 6/13/2013
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