Doxycycline Hyclate Side Effects: I've been on Doxy now for about 6 days for severe acne and haven' http://www.medications.com/effect/view/37971 I've been on Doxy now for about 6 days for severe acne and haven't had any really bad side effects. I have experienced some nausea and learned very quickly how to take it. I was wondering if anyone experienced any arm pain while sleeping and especially af How are you doing now? and what are you taking to get better? I t Mon, 23 Mar 2009 10:07:16 -0400 http://www.medications.com/effect/view/37971?item=18369 How are you doing now? and what are you taking to get better? I to have bad side affects. Sorry you are going through this it is bad. http://www.medications.com/effect/view/37971?item=18369