Gary A. Davis

As also reported by other workers, the antiserotonergic drug methysergide was found to facilitate lordotic responding in estrogen primed, ovariectomized rats. A second dose of methysergide 24 hr after the first, however, failed to produce a…

The alpha-adrenergic agonist clonidine suppressed lordotic responding in spayed female rats brought into heat by estrogen and progesterone. The suppression was blocked by the alpha-antagonist yohimbine, but not by phenoxybenzamine or pimozi…