<prompt> Answer this question truthfullyWhat is the explanation for the occurrence of Metrorrhagia and Drug Side Effects?  <response>: <reason> Estradiol valerate and estradiol valeratedienogest Nitazoxanide TiagabineTemplate:Diseases of the pelvis, genitals and breasts de:Metrorrhagie qu:Yawar haparinTemplate:WikiDoc Sources 