As a nasal decongestant in allergic rhinitis w/ or w/o addition of topical antihistamines or NA cromoglycate, sinusitis where there is evidence of obstruction of ostea to the sinuses, otitis media where there is evidence of obstruction of eustachian tube especially in subacute serous otitis media (glue ear) & otitic barotrauma & infective rhinitis (eg, acute viral upper resp tract infection).