Hello, iv been advised to stop Tamoxifen temporarily whilst waiting for a hysteroscopy, (i had an unexpected period last month after 2.5 years and thought i was post menopausal) so i was a bit worried, saw my GP and she arranged a 2 week wait gynae appointment. I had the appt and scan and the lining of my womb was 1mm which apparently shows that i am post menopausal. It also showed changes caused by Tamoxifen (spaces, i think she said) so they are doing hysteroscopy to have a good look and take a sample of womb tissue. I've been taking Tamoxifen since March 2017 and my advised i stop it until all investigations are completed, that was almost 3 weeks ago. Well i feel terrible. I have what feels like period pain all the time, but no bleeding, I'm anxious, irritable, exhausted, i feel like iv got terrible PMT again but all the time! Is this normal and how long does it last? I
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