> [Cramps] Have you seen effects on your temperature and [[pulse]] rate from the Cynomel? The need for T3 increases premenstrually, and is probably greater with [[diabetes]]. > [Contraceptive pill for heavy periods] [[Hypothyroidism]] is the basic cause of heavy menstruation. Things strong enough to kill an embryo can't be harmless to a person. > [Irregular cycle - When to take [[progesterone]]?] If you know the date of the last menstruation, you could go by the calendar, so 6 or 10 or 14 days later might coincide with the ovulation cycle; if you have a sensation of ovulation, that would be a signal to start it, or if you see a sudden rise in morning temperature that could indicate ovulation. But if there's no cycle you can detect, just starting the [[progesterone]] could renew the rhythm. > [Premenstrual Syndrome] Premenstrual stress suggests that the [[thyroid]] function is low, at least during that time. Do you eat liver and shell fish occasionally? The trace nutrients in those sometimes make a difference.