Amazon has the 16-Count Goody's Hangover Powders for Fast Pain Relief for $6.37 - 20% off (check “Save an extra” box, eligible on first S&S order for this product) - 5% off with Subscribe & Save (can cancel anytime) = $4.78 with free shipping on $25+ or with Prime.

Contains 1,000 mg Aspirin (NSAID) powder pain reliever with a 150 mg Caffeine boost for alertness.