Most of the time people are not in fact certain that it&#x27;s zika. That&#x27;s why the number of confirmed cases is so low relative to the number of suspected cases.<p>When you get common viral infection symptoms, it&#x27;s common in Paraguay to avoid Aspirin just in case it&#x27;s dengue, even if you don&#x27;t have the joint pain and spots in the skin that the disease is known for.<p>Some considerate people even use mosquito repellent when they get suspicious, so they won&#x27;t transmit the disease in case it really is dengue.