Generic name: guaifenesin / hydrocodone / phenylephrine
Ambi is used to relieve congestion and cough, associated with hay fever, flu, or cold. It may also be used by your physician to treat certain other conditions.
It refers to expectorant, decongestant, and cough suppressant combination. It decreases the nasal passages swelling, constricts blood vessels, looses mucus and reduces coughs reflex. It reduces dry cough, makes cough productive, and relieves breathing difficulties.