First, do no harm.

Primum non nocere...
First, do no harm.

The ethical argument against animal testing:
a) it's wrong to be unnecessarily cruel, animal testing is unnecessarily cruel
b) animals have rights, animal testing violates those rights

The scientific argument against animal experimentation:
a) animals and humans are different,
b) animal experimentation artificially sickens or injures healthy animals, which can influence the experiment,
c) better alternatives exist, such as tests on human cells,
d) science and medicine must first do no harm.

Resources:
http://www.guardian.co.uk/commentisfree/2009/aug/07/animal-testing-medical-research
http://www.youtube.com/watch?v=4_Pn0l6ddMw
http://www.vegansoapbox.com/topics/vivisection/
http://www.vivisectioninfo.org/
http://www.navs.org/
http://www.aavs.org/
http://www.neavs.org/
http://www.all-creatures.org/saen/res-fr.html
http://www.nocompromise.org/issues/15viv_suppliers_guide.html
http://www.primatelabs.com/labs.php
http://www.stopanimalpatents.org/
http://www.ohsukillsprimates.com/CAATHOME.htm

THANKS FOR WATCHING!