Obtain a work visa. If you require a visa to work in Australia, submitting an application to the relevant embassy is your first priority.
Plavix (Clopidogrel): Plavix works by preventing coagulation of the platelets in the blood. It is especially suited for people who have certain medical conditions and heart conditions. It is also used as a preventative tool against the formation of clots in persons who have had a heart attack or stroke.
Lovenox (Enoxaparin) is a good anticoagulant that reduces the risk of death or bleeding, and blood clots are less likely to happen. However, it is only available as an injection which isn't great if you're afraid of needles. No pricing data for this drug at this filter setting. Try searching onGoodRx.