Doxycycline Hydrochloride (dox-I-SYE-kleen)
Consumer Medicine Information
What is in this leaflet Ask your doctor if you have any As with many medicines,
questions about why this medicine tetracyclines may harm your
has been prescribed for you. developing or breast-feeding baby.
This leaflet answers some common
questions about DBL(R) Tetracyclines may cause enamel loss
Your doctor may have prescribed it
Doxycycline. It does not contain all and staining of your child's teeth or
for another reason.
increase the pressure on your child's
the available information. It does not
This medicine is not addictive. brain.
take the place of talking to your
doctor or pharmacist. It is available only with a doctor's High doses of tetracyclines may also
prescription. cause liver problems in pregnant
All medicines have benefits and
risks. Your doctor has weighed the women.
risks of you taking DBL(R) Do not give this medicine to
Doxycycline against the benefits this children aged eight years or under
medicine is expected to have for you. Before you take DBL(R) unless directed by the child's
If you have any concerns about
taking this medicine, ask your Doxycycline like other tetracyclines,
doctor or pharmacist. may cause enamel loss and staining
When you must not take it in developing teeth. It may also
Keep this leaflet with the medicine.
Do not take DBL(R) Doxycycline if cause increased pressure on the brain
You may need to read it again. you have an allergy to: if used in infants.
* any medicine containing Do not take this medicine after the
doxycycline expiry date printed on the pack or
if the packaging is torn or shows
* other tetracyclines
What DBL(R) signs of tampering.
* any of the ingredients listed at the
Doxycycline is used for If it has expired or is damaged, return
end of this leaflet.
it to your pharmacist for disposal.
This medicine is an antibiotic used Some of the symptoms of an allergic
to: reaction may include shortness of If you are not sure whether you
breath, wheezing or troubled should start taking this medicine,
* treat certain types of infections breathing; swelling of the face, lips, talk to your doctor.
* control acne tongue or other parts of the body;
* prevent some forms of malaria, rash, itching or hives on the skin. Before you start to take it
sometimes in combination with
Do not take this medicine if you Tell your doctor if you have
another antimalarial medicine. are taking preparations containing allergies to any other medicines,
This medicine belongs to a group of vitamin A, isotretinoin or foods, preservatives or dyes.
medicines called tetracyclines. etretinate. Ask your doctor or
pharmacist if you are not sure if
It works by killing or stopping the
you are taking one of these Taking other medicines
growth of bacteria which cause medicines.
infections or make acne worse. It Tell your doctor if you are taking
also works against parasites that Do not take this medicine if you any other medicines, including any
are more than 18 weeks pregnant that you get without a prescription
or are breast-feeding. from your pharmacy, supermarket
Tetracyclines will not work against or health food shop.
viral infections such as colds or flu.
DBL(R) DOXYCYCLINE 1
Some medicines and doxycycline careful with or avoid while taking Do not chew the capsules.
may interfere with each other. These this medicine.
include: When to take it
* preparations containing Vitamin Take your medicine at about the
A same time each day (usually in the
* some medicines used for skin How to take DBL(R) morning).
problems, such as isotretinoin or Doxycycline Taking it at the same time each day
etretinate will have the best effect. It will also
* warfarin, a medicine used to Follow all directions given to you help you to remember when to take
prevent blood clotting by your doctor and pharmacist it.
* another group of antibiotics carefully.
Take your medicine during or
called penicillins They may differ from the
immediately after a meal.
* some medicines used in the information contained in this leaflet.
treatment of epilepsy such as If taken on an empty stomach, it may
If you do not understand the cause stomach upset.
phenytoin, carbamazepine or instructions on the pack, ask your
phenobarbitone doctor or pharmacist for help.
* methoxyflurane, an anaesthetic
How long to take it
* acetazolamide, a medicine used to How much to take Continue taking your medicine
help the body get rid of salt and until you finish the pack or for as
water Your doctor or pharmacist will tell long as your doctor recommends.
* the contraceptive pill (birth you how many capsules you will
need to take each day. Keep taking this medicine for the
control pill). Doxycycline may full time of treatment even if you
decrease the effectiveness of For treating infections, the usual dose begin to feel better after a few
some birth control pills. of doxycycline is two 100 mg days.
Your doctor may advise you to capsules on the first day, followed by
If you do not complete the full
use an additional method of one 100 mg capsule each day from course prescribed by your doctor, the
contraception while taking then on. infection may not clear completely or
doxycycline and for 7 days For controlling acne, the usual dose your symptoms may return.
after taking finishing is one 50 mg capsule each day.
doxycycline. Refer to your For treating infections, doxycycline
doctor or pharmacist for For the prevention of malaria, the is usually taken for one to two
usual dose is one 100 mg capsule weeks.
each day, commencing two days
These medicines may be affected by For controlling acne, doxycycline is
before entering the malarious area, normally taken over a period of 12
doxycycline or may affect how well
during the visit, and for two weeks
it works. You may need different weeks.
after leaving the area.
amounts of your medicine or you For preventing malaria, doxycycline
may need to take different medicines. Your doctor may ask you to take a is recommended to be taken for up to
different dose, depending on your a maximum of 8 weeks. However,
If you are taking the following condition and how you react to the
medicines, take them at least two your doctor may prescribe
medicine. doxycycline for longer periods.
hours before or two hours after
If you are not sure how long you
How to take it
* antacids (containing aluminium, should be taking this medicine, talk
calcium or magnesium), used for Swallow the capsules whole with a to your doctor.
indigestion full glass of water or milk while
* bismuth salts, found in some sitting or standing upright. If you forget to take it
medicines used to treat stomach Do not lie down immediately after If it is almost time for your next
ulcers swallowing doxycycline. dose, skip the dose you missed and
* preparations that contain iron take your next dose when you are
It is important to stay upright, for
including vitamin preparations. meant to.
example sitting, standing or walking
These medicines may interfere with around for at least half an hour after Otherwise, take it as soon as you
the absorption of doxycycline. swallowing your capsule. This is to remember, then go back to taking
Your doctor and pharmacist have help avoid irritation to your food your medicine as you would
more information on medicines to be pipe, also called the oesophagus. normally.
DBL(R) DOXYCYCLINE 2
Do not double a dose to make up that you are taking this medicine If you get thrush (a fungal
for the dose you have missed. infection which can affect the
If you become pregnant while mouth and/or vagina) or any other
This may increase the chance of you taking this medicine, tell your infection while taking, or soon
getting an unwanted side effect. doctor immediately.
after stopping doxycycline, tell
If you are not sure what to do, ask If you are about to have any blood your doctor.
your doctor or pharmacist. tests, tell your doctor that you are Sometimes the use of this medicine
taking this medicine. allows fungi to grow as they are not
If you have trouble remembering
to take your medicine, ask your It may interfere with the results of killed by this medicine.
pharmacist for some hints. some tests.
If you are taking iron
If you take too much preparations, including vitamin
(overdose) preparations containing iron, Side effects
bismuth salts or antacids
Immediately telephone your doctor (containing aluminium, calcium or Tell your doctor or pharmacist as
or Poisons Information Centre magnesium), you must take them soon as possible if you do not feel
(telephone 13 11 26) for advice, or at least two hours before or two well while you are taking DBL(R)
go to Accident and Emergency at hours after doxycycline to make Doxycycline.
your nearest hospital, if you think sure there is no problem with
This medicine is effective against
that you or anyone else may have absorption.
infections/acne and helps prevent
taken too much doxycycline. Do
malaria for most people, but it may
this even if there are no signs of Things you must not do
have unwanted side effects in some
discomfort or poisoning.
Do not stop taking your medicine people. Sometimes they are serious,
You may need urgent medical because you are feeling better most of the time they are not. You
attention. unless advised by your doctor. may need medical attention if you get
Symptoms of an overdose may If you do not complete the full some of the side effects.
include an upset stomach or course, all of the bacteria causing Do not be alarmed by the following
vomiting. your infection may not be killed. lists of side effects.
These bacteria may continue to grow
You may not experience any of them.
and multiply so that your infection
may not clear completely or it may Ask your doctor or pharmacist to
return. answer any questions you may
While you are taking have.
DBL(R) Doxycycline Do not give your medicine to
anyone else, even if they have the Tell your doctor or pharmacist if
same condition as you. you notice any of the following and
Things you must do
they worry you:
Do not take doxycycline to treat
If you are taking doxycycline for * oral thrush - white, furry, sore
any other complaints unless your
an infection and your symptoms do tongue and mouth
doctor tells you to.
not improve within a few days or
* vaginal thrush - sore and itchy
they become worse, tell your
Things to be careful of vagina with or without discharge
* rash or itching
If you get severe diarrhoea, tell Protect your skin when you are in
* nail changes
your doctor or pharmacist the sun, especially between 10am
immediately. Do this even if it and 3pm. If outdoors, wear * stomach upset or vomiting
occurs several weeks after protective clothing and use a 30+ * mild irritation of the oesophagus
doxycycline has been stopped. sunscreen. (food-pipe)
Diarrhoea may mean that you have a Doxycycline may cause your skin to * taste loss
serious condition affecting your be much more sensitive to sunlight * ringing or other persistent noise
bowel. You may need urgent than it is normally. Exposure to in the ears.
medical care. sunlight may cause a skin rash,
The above list includes the more
itching, redness, or a severe sunburn. common side effects.
Do not take diarrhoea medicine
without first checking with your If your skin does appear to be Tell your doctor as soon as possible
doctor. burning, see your doctor as soon as if you notice any of the following:
possible. You may need
Tell any other doctors, dentists, alternative treatment. * depression
and pharmacists who treat you
DBL(R) DOXYCYCLINE 3
* feeling anxious or nervous * fever in combination with one or date has passed, ask your
* muscle tenderness or weakness, both of the above. pharmacist what to do with any
not caused by exercise These are rare but serious side medicine that is left over.
* painful swollen joints. effects. You may have a serious
The above list includes serious side condition affecting your bowel.
effects which may require medical Doxycycline may cause the bacteria
which are normally harmless and Product description
present in the bowel to multiply,
If any of the following happen, tell resulting in the above symptoms. What it looks like
your doctor immediately or go to Therefore you may need urgent
Accident and Emergency at your DBL(R) Doxycycline capsules come
nearest hospital: in two strengths:
* severe blisters and bleeding in the Do not take any medicine for this DBL(R) Doxycycline 100 mg - clear
lips, eyes, mouth, nose and diarrhoea without first checking
capsules filled with yellow pellets,
with your doctor.
genitals marked doxy 100 in black. It is
* severe skin reactions starting as Ask your doctor or pharmacist to available in both blister packs and
painful red areas then large answer any questions you may bottles of 7 or 21 capsules
blisters and ends with peeling have about the side effects.
DBL(R) Doxycycline 50 mg - clear
layers of skin Do not be alarmed by this list of capsules filled with yellow pellets,
* difficulty in swallowing possible side effects. marked doxy 50 in black. It is
* pain when swallowing You may not experience any of them. available in both blister packs and
* flaking of the skin bottles of 25 capsules.
* fast heart rate Ingredients
* frequent bruising
After using DBL(R)
Doxycycline Active ingredients:
* passing less urine
DBL(R) Doxycycline 100 mg -
* yellowing of the eyes or skin contains 100 mg of doxycycline as
(jaundice) Storage doxycycline hydrochloride in each
* symptoms of an allergic reaction capsule.
Keep your capsules in their pack
such as shortness of breath,
until it is time to take them. DBL(R) Doxycycline 50 mg -
wheezing or troubled breathing;
If you take the capsules out of the contains 50 mg of doxycycline as
swelling of the face, lips, tongue
or other parts of the body; rash, pack they may not keep as well. doxycycline hydrochloride in each
itching or hives on the skin. Keep your capsules in a cool dry
These are serious side effects. You place where the temperature stays Other Ingredients:
may need urgent medical attention or below 25 degrees C. * lactose
hospitalisation. Do not store DBL(R) Doxycycline * cellulose (460)
Tell your doctor if you notice or any other medicine in the * povidone
anything else that is making you bathroom or near a sink. Do not
* hydroxypropyl methylcellulose
unwell. leave it on a window sill or in the
Other side effects not listed above * hypromellose
may occur in some people. Heat and dampness can destroy some
* diethyl phthalate
After finishing it Keep it where children cannot * shellac (904)
Tell your doctor immediately if * carbon black (153)
you notice any of the following side A locked cupboard at least one-and-a
* wheat starch (contains gluten)
effects, particularly if they occur half metres above the ground is a
* magnesium stearate (470)
several weeks after stopping good place to store medicines.
treatment with doxycycline: * hydroxypropylcellulose.
* severe abdominal cramps or Disposal This medicine does not contain
stomach cramps sucrose, tartrazine or any other azo
* watery and severe diarrhoea, If your doctor tells you to stop dyes.
which may also be bloody taking this medicine or the expiry
DBL(R) DOXYCYCLINE 4
Hospira Australia Pty Ltd
ABN 58 097 064 330
390 St Kilda Road
Melbourne VIC 3004
AUST R numbers
* DBL(R) Doxycycline 100 mg
(blister pack) - AUST R 51689
* DBL(R) Doxycycline 50 mg
(blister pack) - AUST R 51691
* DBL(R) Doxycycline 100 mg
(bottle) - AUST R 107248
* DBL(R) Doxycycline 50 mg
(bottle) - AUST R 107247
This leaflet was updated in February
DBL(R) is a registered trademark of
Hospira Australia Pty Ltd.
DBL(R) DOXYCYCLINE 5