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Before taking you should consult with a doctor!
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Before taking you should consult with a doctor!
SITE GUIDE ONLY. Not a pharmacy! We do not sell drugs! Nothing!
Physiological method
Based pas individually given the time of ovulation in women, duration of egg and sperm life. It is within three menstrual cycles measure rectal, i.e. in the rectum temperature (approximate time of ovulation) and then drawn by careful analysis of the menstrual calendar to use the so-called safe, in the sense of pregnancy days. Such a gap will be greatest at 28-30 day menstrual cycle, as "Dangerous" will be days from 10 days and ending with the 17th day of the cycle. If irregular or short menstrual cycle, the process efficiency is very low.
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