Respidox 200 mg (Tablet)

Unit Price: ৳ 5.00 (5 x 10: ৳ 250.00)
Strip Price: ৳ 50.00

Medicine Details

Indications

  • Bronchial asthma
  • Bronchospasm
  • Chronic obstructive pulmonary disease (COPD)
  • Pulmonary disease with spastic bronchial component

Pharmacology

  • Doxophylline is a novel bronchodilator
  • Structurally differs from Theophylline
  • Selective inhibition of phosphodiesterase 4
  • Relaxes bronchial smooth muscle
  • Decreased affinities toward adenosine A1 and A2 receptors
  • Inhibition of platelet activating factor (PAF) and generation of leukotriene production

Dosage and administration

  • Elderly: 200 mg tablet two or three times daily
  • Adults: 400 mg tablet two or three times daily or as prescribed by the physician
  • Children (>12 years of age): 10 ml syrup or 200 mg tablet two or three times daily
  • Children (6-12 years of age): 6-9 mg/kg body weight two times daily
  • Doxophylline SR tablet to be taken once daily if required daily dose is 400 mg

Interaction

  • Should not be administered with other xanthine preparations
  • Limit consumption of beverages and food containing caffeine
  • Caution with ephedrine or other sympathomimetic drugs
  • Concurrent administration with certain drugs may reduce hepatic clearance of xanthine derivatives or increase clearance
  • Phenytoin, other anticonvulsants, and cigarette smoking may influence clearance of xanthine derivatives

Contraindications

  • Known hypersensitivity to the drug or other xanthine derivatives
  • Acute myocardial infarction
  • Hypotension
  • During lactation

Side effects

  • Nausea
  • Vomiting
  • Epigastric pain
  • Headache
  • Irritability
  • Insomnia
  • Tachycardia
  • Extrasystoles
  • Tachypnea
  • Rare cases of hyperglycemia or albuminuria
  • Severe cardiac arrhythmias and tonic-clonic seizure in case of overdose

Pregnancy and lactation

  • Animal tests have shown no interference with pre and postnatal growth
  • Insufficient clinical evidence about effects during pregnancy, use should be evaluated carefully
  • Contraindicated during lactation
  • Does not affect ability to drive and use machines

Precautions and warnings

  • Factors may reduce hepatic clearance of xanthine derivatives and increase plasma levels
  • Monitoring of blood levels recommended in certain cases
  • Caution with patients having cardiac disease, hypertension, severe hypoxemia, hyperthyroidism, liver disease, renal impairment
  • Particular caution in patients with congestive heart failure

Overdose effects

  • Severe cardiac arrhythmias and tonic-clonic seizure may occur
  • Discontinuation of treatment may be necessary in case of overdose
  • Symptomatic treatment of cardiovascular collapse should be instituted
  • No specific antidote available

Therapeutic class

  • Bronchodilator
  • Methyl xanthine derivatives

Storage conditions

  • Keep in a dry place away from light and heat
  • Keep out of the reach of children
  • Use only on prescription of specialist physician

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