Chlorpheniramine injection DOSE

This information is a summary only. It does not contain all information about The usual dose for adults is 10mg to 20mg, up to a maximum of this medicine. If you would like more information about the medicine you are 40mg in 24 hours. taking, check with your doctor or other health care provider. No rights can be derived from the information provided in this medicine leaflet. The dose for children will be calculated by the doctor, based on either their age or their body weight, using the following table: The active ingredient in chlorphenamine injection, Chlorphenamine Maleate Ph. Eur., is also known as Age 1 month to 1 year Chlorpheniramine Maleate Ph. Eur. Dose 0.25mg/kg

WHAT IS CHLORPHENAMINE INJECTION? Age 1 to 5 years Each 1ml ampoule of chlorphenamine injection contains 10mg of Dose 2.5mg to 5mg Chlorphenamine Maleate Ph. Eur. It also contains sodium chloride and Water for Injections. Age 6 to 12 years Dose 5mg to 10mg HOW YOUR MEDICINE WORKS Chlorphenamine maleate is an antihistamine. Histamine is Age 12 to 18 years released into the body during an allergic reaction. It causes some Dose 10mg to 20mg of the main symptoms of hayfever and other allergies. The doctor may dilute chlorphenamine injection with sodium USES chloride 0.9% injection to make it easier to measure and to give Chlorphenamine injection is used to treat allergies. the small amount required.

BEFORE TAKING YOUR MEDICINE This injection is usually given to you by your doctor. Occasionally Tell your doctor if any of the following apply: the doctor may authorize someone else to give it to you.  you are pregnant (or intending to become pregnant),  you are breast-feeding a baby, INSTRUCTIONS FOR OPENING THE AMPOULE: Hold upright and  you have ever had to stop taking this or another medicine break away from yourself. for this illness because you were allergic to it or it caused problems, SIDE EFFECTS  you have taken monoamine oxidase inhibitor (MAOI) • Most people do not have any problems after being given this antidepressive treatment within the past 14 days, medicine but if you feel drowsy or tired do not drive or  you have epilepsy, glaucoma, very high blood pressure, operate machinery. heart, liver or chest disease, • Sometimes when the drug is given into a vein, patients may  you are being treated for an overactive thyroid or large feel giddy or drowsy. This usually passes off. prostate gland, • There may be a stinging or burning feeling at the site of  you are taking drugs to treat anxiety or to help you sleep, injection.  you are taking phenytoin for epilepsy. • Some people may get an upset tummy, have blurred vision, become jaundiced, have difficulty in passing water or have muscular incoordination. Sometimes this medicine may not be suitable and your doctor • Rarely some people may feel their heart beating faster, have may want to give you something different. Make sure that your chest tightness or feel dizzy. doctor knows what other medicines you are taking, including • Chlorphenamine injection can very occasionally cause those you have bought from the chemist. allergic reactions, ringing in the ears, blood problems, irritability or nightmares. DO NOT DRINK ALCOHOL WHILST USING THIS MEDICINE. • Although very rare, elderly people may occasionally become confused DO NOT DRIVE OR OPERATE MACHINERY IF THIS INJECTION • or children become excitable. MAKES YOU FEEL SLEEPY. If you feel unwell or notice anything which you don’t understand, Chlorphenamine injection contains less than 1mmol sodium tell your doctor as soon as possible. (23mg) per 1ml. STORING YOUR INJECTION • If you have to keep chlorphenamine injection at home, keep it in a safe place where children cannot reach it. • Store below 25ºC. Protect from light. • Do not use after the date shown as ‘EXP’ on the carton.

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