Bindingen af doxycyclin til plasmaproteiner, epidermalt væv og fæces skal tages i betragtning, da kun den frie fraktion (10%) af doxycyclin er antibakterielt aktivt efter oral indtagelse af 40 mg doxycyclin.
The binding of doxycycline to plasma proteins, epidermal tissue and faeces must be taken into account as only the free fraction (10%) of doxycycline is antibacterially active following the oral administration of 40 mg doxycycline.