Co-Phenylcaine Forte Spray
excessive topical use may cause hypertensive crisis which may be fatal, and attempts to treat such alpha agonist crises with
beta adrenergic blockers
or
calcium channel blockers
may cause
acute pulmonary oedema (APO)
and thus these agents are contra-indicated!!
1)
excessive topical use may cause
lignocaine toxicity
, seizures and death
2)
introduction
a topical spray used in
ENT procedures
to simultaneously vasoconstrict and anaesthetise the upper airway
contains:
phenylephrine
, an
alpha adrenergic agonist
type of
sympathomimetic agent
which acts as the vasoconstrictor agent
5%
lignocaine
which acts as a
local anaesthetic agents
1)
Australian Prescriber warning 2012
2)
fatal case of use in dentistry in Australia