 [ Symptoms ] my lower right side of abdomen has been hurting can it be my ovary  i have been to the er and urgent care thinking it was my appendix they has told me that it might be my ovaries but did not check them the pain comes and goes but it hurts the most when i am sitting down can it be my ovaries does having cyst in the ovaries cause a female not to get a menstrual cycle i have also been trying to get pregnant and no luck <negative_smiley> [ Disease ] yes they are related both hydroxyzine and diphenhydramine are antihistamines used to treat allergic reactions both cause drowsiness and dry mouth as side effects hydroxyzine is available only by prescription but diphenhydramine is available over the counter