Listeriosis is a disease caused by infection with a gram-positive, rod-shaped bacterium called Listeria monocytogenes. Listeria monocytogenes is ubiquitous, and it is usually found in soil, water, and decaying vegetation.
Common side effects of Plaquenil include. 1  nausea, 2  vomiting, 3  stomach pain or cramps,  loss of 1  appetite, weight loss, 2  diarrhea, dizziness,  spinning 1  sensation, headache,  ringing in 1  your ears, mood  changes, 1  nervousness, irritability,  skin rash, 1  itching,  or. hair loss.
To prevent malaria in adults traveling to an area of high risk, the recommended dose of Plaquenil is 400 mg once a week (on the exact same day each week), starting two weeks before the anticipated exposure.sually, 5 mg per kg of body weight (about 2.3 mg per pound) once weekly is recommended, not to exceed the normal adult dosage.