Find the opposites in the text to the following words.
to remain ill
Fill in the gaps with the words from the table.
function, deterioration, gain, treatment, transplant,
side, immune, symptoms, cure
When the source of the viral infection is hepatitis B or C, chronic active hepatitis may respond to interferon, a drug used to stimulate the ___________ system. Interferon is not a __________ for hepatitis B or C, but it is an effective ________. ___________ effects of interferon are common and include headache, depression, and flu-like ___________. Other antiviral drugs (such as ribavirin) are sometimes used in combination with interferon to treat hepatitis C. Corticosteroids, such as prednisone, are used to treat autoimmune chronic hepatitis. Results of this course of treatment have been positive, with patients experiencing reduced symptoms and improved liver __________. Prednisone has its own undesirable side effects, including weight ___________, hypertension, and diabetes, and the drug is not always effective. As last resort, a liver __________ may be the only option. Untreated, chronic active hepatitis will often end in ______________ of liver function and, eventually, death.