I am 47. My period were reguler. Always period came 3 4 days my date but 1st time in my life this month I have no indication of period my last periid date was 21st dec. I checked pregnancy on strip two times after ine weekof due date and result was negative. I took medicine gayenicocid but still I haven't period . Please tell me what is this am I pregnant or something else? One more thing in my utrus I feel like air it comes out like fart. I am so worried about this