The indirect threats of invasive species: 1  Changing food webs: Invasive species can change the food web in an ecosystem by destroying or replacing native food sources. 2  The invasive species may provide little to no food value for wildlife.uman health and economies are also at risk from invasive species. The impacts of invasive species on our natural ecosystems and economy cost billions of dollars each year. Many of our commercial, agricultural, and recreational activities depend on healthy native ecosystems.
The common side effect is bleeding. Less common side effects may include tissue death and purple toes syndrome. Use is not generally recommended during pregnancy. It is recommended that the effects of warfarin typically be monitored by checking prothrombin time every one to four weeks.
Ask a doctor or pharmacist before use if you are taking the blood thinning drug warfarin. When using this product do not exceed recommended dose. Stop use and ask a doctor if. 1  nervousness, dizziness, or sleeplessness occur.  pain or nasal congestion gets worse or lasts more than 7 days.