Doxycycline Hyclate Side Effects: Just read posts. Will think how to make experience better. I http://www.medications.com/effect/view/41446 Just read posts. Will think how to make experience better. I have taken my three doses within two days, as prescribed so far. (100mg twice a day). I may just take one dose today to give my system a reprieve and then think I will stock up on things to P.S....AND...I'll wait at least two hours after vitamins before t Wed, 13 May 2009 14:17:42 -0400 http://www.medications.com/effect/view/41446?item=19796 P.S....AND...I'll wait at least two hours after vitamins before taking pill. http://www.medications.com/effect/view/41446?item=19796