I urge everyone to bookmark that blog; it is always a fascinating tour of the weirder and wonderfuller places on our planet. And let me leave you with this simply jaw-dropping video of undulatus asperatus in action.
(A sunscreen with a physical block like titanium dioxide or zinc oxide can be applied last, after a serum or moisturizer.) Apply a serum next and, finally, moisturizer if you need it. Polis also recommends serums or sunscreens with moisturizers built in because they save time.
Preferred Specimen(s) 2mL serumfrom a Red Top Tube for each peak and trough level. Do not use Barrier tube. Label peak and trough tubes. carefully. For peak level, draw 1h after intramuscular dose. or 30min to 60min after the end of infusion of an. intravenous dose. For trough level, draw just before next.