What are the climax effects of oxytocin?

Oxytocin rises during arousal and warm touch. This means lovers can experience its benefits without climax. There are good studies on climax effects in both people and animals.

Human

Charting Salivary Oxytocin Across an Episode of Naturally Occurring Partnered Sex

Plasma oxytocin increases in the human sexual response

Relationships among cardiovascular, muscular, and oxytocin responses during human sexual activity

Oxytocin maintains as well as initiates female sexual behavior: effects of a highly selective oxytocin antagonist

Animal

Centrally released oxytocin mediates mating-induced anxiolysis in male rats

Oxytocin receptor is expressed in the penis and mediates an estrogen-dependent smooth muscle contractility

Oxytocin injected into the ventral tegmental area induces penile erection and increases extracellular dopamine in the nucleus accumbens and paraventricular nucleus of the hypothalamus of male rats

Effects of alpha-melanocyte-stimulating hormone on magnocellular oxytocin neurones and their activation at intromission in male rats