Medications and drugs that can increase the production of prolactin*

Antihypertensives

Reserpine

Production of breast milk in women who are not breastfeeding

Antipsychotics

Phenothiazines

Illegal or recreational drugs

Hallucinogens

Estrogen

—

Medications used to treat digestive disorders

Opioids

Tricyclic antidepressants

Medications that affect the balance of female and male hormones

Synthetic androgens

Development of masculine characteristics (such as excess body hair, a deepened voice, and increased muscle size)

Antidepressants (infrequently)

Irregular bleeding