Duralyn-CR

Duralyn-CR

theophylline

Manufacturer:

Raptakos

Distributor:

Pharmadica
Concise Prescribing Info
Contents
Theophylline
Indications/Uses
Symptomatic relief or prevention of bronchial asthma & reversible bronchospasm associated w/ chronic bronchitis & emphysema.
Dosage/Direction for Use
Adult 1 cap daily, preferably between 6-8 pm.
Administration
May be taken with or without food: May be taken w/ meals to reduce GI discomfort. Swallow whole, do not chew/crush.
Contraindications
Hypersensitivity to xanthines, peptic ulcer, seizures.
Special Precautions
Hypoxemia, HTN, cardiac disease, CHF, alcoholism, elderly, history of peptic ulcer. Local GI irritant. Status asthmaticus. Pregnancy & lactation.
Adverse Reactions
Nausea, vomiting, epigastric pain, diarrhea. Headache, irritability, insomnia, muscle twitching, clonic & tonic generalized convulsions. Palpitations, tachycardia, extrasystoles, flushing, hypotension, ventricular arrhythmia. Tachypnea, potentiation of diuresis, alopecia, rash.
Drug Interactions
Decreased theophylline levels: Barbiturates, charcoal, ketoconazole, rifampicin, smoking & sulfinpyrazone. Increased theophylline levels: Allopurinol, β-blockers, Ca-channel blockers, cimetidine, OC, corticosteroids, disulfiram, ephedrine, interferon, macrolides, quinolones.
ATC Classification
R03DA04 - theophylline ; Belongs to the class of xanthines. Used in the systemic treatment of obstructive airway diseases.
Presentation/Packing
Form
Duralyn-CR CR cap 200 mg
Packing/Price
10 × 10's
Form
Duralyn-CR CR cap 400 mg
Packing/Price
10 × 10's
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