Tadalafil acts on Phosphodiesterase 5 and causes accumulation of-
Ans. is 'b'i.e., cGMP o Inhibition of PDE-5 prevents degradation of cGMP which results in accumulation of cGMP and marked potentiation of NO action - Relaxation of smooth muscle in corpus cavemosum and blood vessels supplying it - Erection of penis,o Drugs are : -SiledenafilTodafilVardenafil
cAMP
cGMP
PAF
IL10
Asthma