adrenaline ( 0.1-10 micrograms/kg ) , noradrenaline ( 0.1-10 micrograms/kg ) and phenylephrine ( 1-100 micrograms/kg ) acted on both cardiac alpha 1- and beta-adrenoreceptors to induce positive chronotropic responses in the pithed rat .
C0014563
adrenaline
C0028351
noradrenaline