7. Use of any prescription medication during the period 0 to 30 days or over-the-counter medication e.g. bisphosphonates [to treat osteoporosis], anticholinergics [used to treat diseases like asthma, incontinence, gastrointestinal cramps, and muscular spasms], antihistamines, topical corticosteroids during the period 0-5 days before entry to the study [vitamin, herbal supplements and birth control medications not included)]