Which of the following is a very long acting Beta 2- agonist
Salbutamol, Terbutaline are short acting Beta 2 agonists.
Salmeterol, Formeterol are long acting Beta 2 agonists.
Indacterol, Carmoterol, Olodlaterol are very long acting Beta 2 agonists.
Salbutamol
Terbutaline
Indacterol
Salmeterol