Cause		Therapeutic options
Postnasal-drip symptoms
	Nonallergic rhinitis	Dexbrompheniramine plus pseudoephedrine for three weeks, or ipratropium (0.06 %) nasal spray for three weeks
	Allergic rhinitis	Avoidance of offending allergens; loratadine, in a dosage of 10 mg once a day
	Vasomotor rhinitis	Ipratropium (0.06 %) nasal spray for three weeks and then as needed
	Chronic bacterial sinusitis	Dexbrompheniramine plus pseudoephedrine for three weeks; oxymetazoline for five days; antibiotic directed against Haemophilus influenzae, Streptococcus pneumoniae and oral anaerobes
Asthma		Beclomethasone by metered-dose inhaler with spacer; albuterol by metered-dose inhaler with spacer, as needed
Gastroesophageal reflux disease		Modification of diet and lifestyle†; acid suppression; prokinetic therapy
Chronic bronchitis		Elimination of irritant; ipratropium, two 18-μg puffs four times daily by metered-dose inhaler with spacer
Angiotensin-converting enzyme inhibitors		Discontinuation of drug
Eosinophilic bronchitis		Inhaled budesonide, 400 μg twice daily for 14 days