The FloodReady Website is a network of stream gauges across Lycoming County which helps residents track the water levels in our creeks and river, current rain fall information, and history of flooding at various gauges. This site gives near real time readings and helps residents prepare in the event of flooding.
The half life of doxy is 18-22 h. Since you took four days' worth, you were in steady state. In five half lives 95% of the drug would be eliminated, and in 7 half lives, 99% is eliminated.
Responses (1) The elimination half life of doxycycline is between 18 - 22 hours. It takes approximately 5.5 x elimination half life for a medicine to be cleared from ones system, so doxycycline should be out of your system in about 121 hours or 5 days (5.5 x 22 hours). Give it a good 2 weeks if you want and then start trying to become pregnant and by then doxycycline should definitely be all cleared from your system.