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.
http://www.ncbi.nlm.nih.gov/pubmed/15055564. Fexofenadine (Allegra) is drastically more effective at suppressing histamine flares than loratadine (Claritin). Speaking from personal experience, Allegra works much better than Claritin. However, if you have the option, cetirizine (Zyrtec) is more effective than both.