It interferes with the transport of the neurotransmitter dopamine.
Morphine
Codeine
Cocaine
$\alpha$ -interferons
Infective stage of Entamoeba histolytica is
Secondary metabolites such as nicotine, strychnine and caffelne are produced by plants for their :
Mumps is a
‘Paraplegia' refers to the paralysis of
Nicotine acts as a stimulant because it mimics the effect of