Diazoxide (dye-a-ZOX-ide)
Consumer Medicine Information
What is in this leaflet
This leaflet answers some common questions about DBL™ Diazoxide Injection. It does
not contain all the available information. It does not take the place of talking to
your doctor or pharmacist.
All medicines have risks and benefits. Your doctor has weighed the risks of you being
given diazoxide against the benefits they expect it will have for you.
If you have any concerns about being given this medicine, ask your doctor or pharmacist.
Keep this leaflet.
You may need to read it again.
What DBL Diazoxide injection is used for
This medicine is used to:
quickly lower very high blood pressure in emergency situations
prevent bleeding during diagnostic procedures if you have high blood pressure.
This medicine belongs to a group of medicines called vasodilators.
It works by widening blood vessels, which causes a decrease in blood pressure.
Ask your doctor if you have any questions about why this medicine has been prescribed
for you
Your doctor may have prescribed it for another reason.
This medicine is not addictive. It is only available with a doctor’s prescription.
Before you are given DBL Diazoxide injection
When you must not be given it
You must not be given DBL Diazoxide Injection if you have an allergy to:
diazoxide
any of the ingredients listed at the end of this leaflet
other thiazides, such as hydrochlorothiazide.
Some of the symptoms of an allergic reaction may include:
shortness of breath
wheezing or difficulty breathing
swelling of the face, lips, tongue or other parts of the body
rash, itching or hives on the skin.
You must not be given this medicine if you have any of the following medical conditions:
hypertension due to mechanical abnormalities of the heart (such as an AV shunt).
If you are not sure whether you should be given this medicine, talk to your doctor.
Before you are given it
Tell your doctor or pharmacist if you have allergies to any other medicines, foods,
preservatives or dyes.
Tell your doctor if you have or have had any medical conditions:
kidney problems
diabetes
circulation problems
gout.
leucopenia (low numbers of white blood cells) or thrombocytopenia (low numbers of
platelets)
Tell your doctor if you are pregnant or intend to become pregnant or are breast-feeding.
Your doctor can discuss the risks and benefits involved.
If you have not told your doctor about any of the above, tell him/her before you are
given DBL Diazoxide Injection.
Taking other medicines
Tell your doctor or pharmacist if you are taking any other medicines, including any
that you get without a prescription from your pharmacy, supermarket or health food
shop.
Some medicines and diazoxide may interfere with each other. These include:
diuretics (fluid tablets)
other medications used to treat high blood pressure.
These medicines may be affected by diazoxide, or may affect how well it works. You
may need different amounts of your medicine, or you may need to take different medicines.
Your doctor and pharmacist have more information on medicines to be careful with or
avoid while using this medicine.
How DBL Diazoxide injection is given
How much is given
Your doctor will decide what dose will receive. This depends on your condition and
other factors, such as your weight.
How it is given
DBL Diazoxide Injection is given as an injection into a vein (intravenously). It must
only be given by a nurse or doctor.
If you receive too much (overdose)
As DBL Diazoxide Injection is given to you under the supervision of your doctor, it
is very unlikely that you will receive an overdose.
Immediately telephone your doctor or the Poisons Information Centre (telephone 13
11 26 in Australia, or call 0800 764 766 in New Zealand) for advice, or go to Accident
and Emergency at the nearest hospital, if you think that you or anyone else may have
taken too much DBL Diazoxide Injection. Do this even if there are no signs of discomfort
or poisoning.
You may need urgent medical attention.
Symptoms of an overdose may include the side effects listed below in the ‘Side Effects’
section, but are usually of a more severe nature.
Ask your doctor or pharmacist if you have any concerns.
While you are being given it
Things you must do
Stay lying down for at least 30 minutes after receiving this medicine.
You may feel light-headed or dizzy.
If you are about to be started on any new medicine, remind your doctor and pharmacist
that you are being given DBL Diazoxide Injection.
Tell any other doctors, dentists, and pharmacists who treat you that you are taking
this medicine.
If you are going to have surgery, tell the surgeon or anaesthetist that you are taking
this medicine.
It may affect other medicines used during surgery.
If you become pregnant while taking this medicine, tell your doctor immediately.
Keep all of your doctor’s appointments so that your progress can be checked.
Your doctor may do some tests, such as glucose monitoring tests, from time to time
to make sure the medicine is working and to prevent unwanted side effects.
Things to be careful of
Be careful driving or operating machinery until you know how diazoxide affects you.
This medicine may cause dizziness, light-headedness or tiredness in some people. If
you have any of these symptoms, do not drive, operate machinery or do anything else
that could be dangerous.
Children should be careful when riding bicycles or climbing trees.
Be careful when drinking alcohol while you are taking this medicine.
If you drink alcohol, symptoms as dizziness or light-headedness may be worse.
Side effects
Tell your doctor or nurse as soon as possible if you do not feel well while you are
being given DBL Diazoxide Injection.
This medicine may have unwanted side effects in a few people. All medicines can have
side effects. Sometimes they are serious, most of the time they are not. You may need
medical treatment if you get some of the side effects.
Do not be alarmed by this list of possible side effects.
You may not experience any of them.
Ask your doctor or pharmacist to answer any questions you may have.
Tell your doctor, nurse or pharmacist if you notice any of the following and they
worry you:
oedema (swelling of the hands feet or ankles)
weight gain
flushing
feeling of warmth
burning or itching
headache
sweating
weakness
pain along the vein where the injection was given
nausea, vomiting
abdominal discomfort.
The above list includes the more common side effects of your medicine. They are usually
mild and short-lived.
If any of the following happen, tell your doctor or nurse immediately:
signs of high blood sugar levels such as lethargy or tiredness, headache, thirst,
passing large amounts of urine, blurred vision
signs of heart problems such as shortness of breath, difficulty in breathing while
lying down, chest pain or fullness, swelling of the feet or legs due to fluid build-up
dizziness, light-headedness or fainting which may be due to very low blood pressure
signs of an allergic reaction such as those listed at the start of this leaflet
signs of severe inflammation of the bowel such as intolerance to food, abdominal bloating,
pain, swelling or discomfort, bloody stool, diarrhoea, constipation.
The above list includes very serious side effects. You may need urgent medical attention.
Tell your doctor, nurse or pharmacist if you notice anything that is making you feel
unwell.
Other side effects not listed above may occur in some patients.
After using DBL Diazoxide injection
Storage
DBL Diazoxide Injection will be stored in the pharmacy or on the ward. The injection
is kept in a cool dry place, protected from light, where the temperature stays below
25°C.
Product description
What it looks like
DBL Diazoxide Injection is a clear, colourless solution in a glass ampoule. It is
available in packs of one ampoule.
Ingredients
DBL Diazoxide Injection contains diazoxide as the active ingredient.
It also contains:
sodium hydroxide
water for injections
This medicine does not contain lactose, sucrose, gluten, tartrazine or any other azo
dyes.
Sponsor
DBL Diazoxide Injection is supplied by:
Australian Sponsor:
Pfizer Australia Pty Ltd
Sydney NSW
Toll Free Number: 1800 675 229 www.pfizermedicalinformation.com.au
DBL Diazoxide Injection is available in the following strength:
300 mg/20mL amp AUST R 16377
This leaflet was prepared in May2024.