Interfering with how the medicine is digested and absorbed by the body. For example, milk blocks iron absorption in the stomach. Calcium found in dairy products can bind some medications, such as iron supplements and some antibiotics (Cipro and Levaquin, a quinolone.)
Pros of elongated: much more comfortable for adults. I would definitely choose it for the master bathroom. Pros of round: easier for very young children to use due to the smaller opening in the seat. Also, there are code requirements of how much foot space you need in front of a toilet.
Elongated toilet seat with lid - designed to complement a wide variety of elongated toilet designs. The universal design of this French Curve seat coordinates elegantly with most any elongated toilet. The Q3 advantage seats feature technologies that keep the seat from slamming, and simplifies both cleaning and installation. Made of solid polypropylene and is resistant to staining, fading, chipping and peeling.