opioid properties

  1. haidut

    Of all steroids, only estrogens have opioid properties

    Peat has written before about the ability of opioid drugs and substances that act like opioids to stimulate tumor growth, mainly through increasing histamine release. It looks like most (all?) endogenous steroids have some opioid activity, but only the estrogens (estradiol, estriol, estrone)...