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Zyrtec-D

What is this medicine used for ?
ZYRTEC-D is used for the treatment of symptoms associated with seasonal and perennial allergic rhinitis such as nasal congestion ( blocked nose ), sneezing, rhinorrhea ( runny nose ), nasal and ocular pruritus ( itching of the nose and eyes ).

How much and often should you use this medicine ?

Adults and children aged 12 years and older : one tablet twice daily ( morning and evening ), with or without food. The tablets should be swallowed whole with some liquid and should not be chewed or crushed.

 

When should you not take this medicine ?

if you are hypersensitive ( allergic ) to one of its ingredients, to ephedrine or any other piperazine.

if you have severe high blood pressure or severe heart disease.

if you are taking dihydroergotamine.

if you are suffering from severe kidney disease, uncontrolled hyperthroidism, severe arrhythmias ( irregular heart rate ), pheochromocytoma, elevated intraocular pressure or urinary retention.

during treatment with monoamine oxidase inhibitors ( MAOI) and also for 2 weeks after heir discontinuation

if you have a history of stroke

if you are at high risk of developing haemorrhagic stroke

if you have hereditary problems of galactose intolerance, the Lapp lactase deficiency or glucose-galactose malabsorption

if you are pregnant or breast-feeding

not in children under 12 years of age

 

What other medicine or food should be avoided whilst taking this medicine ?

Please do not take Zyrtec-D if you are taking the following medications :

monoamine oxidase inhibitors ( MAOIs ) an for at least 15 days after stopping this medication

dihydroergotamine

theophylline

ritonavir

beta-adrenergic blockers

methyldopa, guanethidine, reserpine

linezolid

digitalis

antacids, proton pump inhibitors, kaolin

halogenated anaesthetic agents

 

Please do not take Zyrtec-D if you are taking allergy skin tests. An appropriate wash-out period is required before performing such tests.

 

Signs & symptoms of overdose

Diarrhoea, dizziness, fatigue, headache, malaise, mydriasis (pupil dilation), urinary retention, tachycardia, cardiac arrhythmia, arterial hypertension, signs of CNS depression ( sedation, apnoea, unconsciousness, cyanosis and cardiovascular collapse) or stimulation ( insomnia, hallucinations, tremor, seizures) which could be fatal.

 

What to do when you have taken more than the recommended dose ?

In cases of overdose, please seek medical treatment

 

Precautions to take when taking this medicine

Do not exceed the recommended dose if driving a car or operating potentially dangerous machinery. Do not drive if you feel drowsy or dizzy.

 

Zyrtec-D should be used with caution in the elderly.

 

When should you consult your doctor

Please consult your doctor before taking Zyrtec-D if :

1) you have any of the following medical conditions :

diabetes mellitus

hyperthyroidism

arterial hypertension

tachycardia

cardiac arrhythmia

ischemic heart disease

moderate renal or hepatic insufficiency

prostatic hypertrophy

bladder outflow obstruction

inflammatory bowel disease ( risk of hypercoagulability )

 

2) you are taking any of the following medications :

sympathomimetic drugs such as decongestants, appetite suppressants, psychostimulants such as amphetamines ( combined effects on the cardiovascular system ),

tricyclic antidepressants,

antihypertensive drugs ( reduction of antihypertensive effects),

alcohol or other CNS depressants ( enhanced CNS depressiona nd impaired performance),

digitalis ( risk of cardiac arrhythmia),

Vasoconstrictors such as bromocriptine, pergolide, lisuride, carbergoline, ergotamine ( increased risk of haemorrhagic stroke)

NSAIDs (if you have high blood pressure and taking NSAIDs at the same -- increase blood pressure )

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