1 itchiness (pruritus). 2  Pruritus is the primary symptom of cholestasis and is thought to be due to interactions of serum bile acids with opioidergic nerves. 3  In fact, the opioid antagonist naltrexone is used to treat pruritus due to cholestasis.4  jaundice. Pruritus is the primary symptom of cholestasis and is thought to be due to interactions of serum bile acids with opioidergic nerves. 2  In fact, the opioid antagonist naltrexone is used to treat pruritus due to cholestasis. 3  jaundice.
For adults, the normal dose of oral doxycycline is 200 mg on the first day of treatment. Usually you take that as two 100-mg doses, 12 hours apart. After this initial dose, people usually take a maintenance dose of 100 mg daily for seven to 10 days.
A: Doryx (doxycycline hyclate) is a tetracycline-type antibiotic used to treat bacterial infections (e.g., Rickettsial infections, sexually transmitted infections, respiratory tract infections, ophthalmic infections, Anthrax, adjunctive therapy in acute intestinal amebiasis and severe acne, and prophylaxis of malaria).: Doxycycline is a medication that is used to treat various infections such as lyme disease, urinary tract infections, and pneumonia. Doxycycline is in the class of antibiotics called tetracyclines that work by inhibiting the growth of bacteria giving the immune system a chance at eliminating the infection.