Premenstrual dysphoric disorder could only partly explain a premenstrual exacerbation of OCD symptoms. Exacerbation of OCD could be related to reproductive events in a considerable number of patients, especially the premenstrum.

Can OCD be caused by hormonal imbalance?

The Connection between OCD and Hormonal Imbalance

Studies have shown that people with OCD are likely to have abnormal hormone levels and that hormones may play a role in triggering or worsening OCD. OCD symptoms in women tend to worsen during premenstrual periods, pregnancy and postpartum.

What hormone is related to OCD?

Oxytocin in OCD

Since OC behaviors appear to be extreme versions of the behaviors induced by oxytocin, it is thought that the hormone may play a neuroregulatory role in OCD pathology [145].