Chronic giardiasis has next usual symptoms: pain centered in the right side just below the lowest ribs. especially after fatty meal. There is also a dry mouth, bitter taste and nausea. Usually appetite is reduced (hyporexia), relevant headaches, dizziness. The tongue is covered by yellowish coating.
If your tests showed the presence of Giardia you can try beet juice. Squeeze half a cup of raw beetroot juice and put it into refrigerator to infuse about one hour . Drink it every morning on empty stomach in half an hour before meal five days long. Then pass tests and repeat the course if needed. Also doctors recommend daily intake salads with beet , cranberries and cowberries.