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.
1. What is doxycycline? Doxycycline is an antibiotic medicine belonging to the class called tetracyclines. It is used to treat bacterial infections in many different parts of the body. It does not treat viral infections, such as the common cold. 2. Is doxycycline approved to treat anthrax?