7. NANC Transmission Flashcards
1
Q
Dipyridamole
A
Blocks adenosine uptake into cells, prolonging its action
Also inhibits PDE V - used as an inodilator in heart failure
2
Q
ADMA (asymmetric dimethyl arginine)
A
Endogenous Non specific NOS inhibitor
Increased in hypercholesteraemia and renal failure
Feedback regulator?
3
Q
Nitroglycerin (glyceryl trinitrate)
A
NO donor
Treat angina
4
Q
Sildenafil
A
Selective PDE V inhibitor
Prevents cGMP breakdown
Promotes vasodilation -> treats erectile dysfunction
Used as an inodilator in heart failure
5
Q
Caffiene
A
Blocks the A1 adenosine GPCR, found on presynaptic terminals inhibiting neurotransmitter release and promoting sleep