useless trivia: What Word Means: To Gulp Or Swallow Rapidly?

Questions

---------- drug prescriptions will be filled incorrectly in the next 12 months?

according to the ancient chinese, swinging your arms cures ---------- pain?

---------- was first used as a medical treatment in 2700 b.c. by chinese emperor shen-nung?

almost ---------- million pounds of medical trash is generated each day in the u.s?

americans use over ---------- tons of aspirin a year?