Providers and consumers should realize that isotretinoin is a potent drug with the potential to cause birth defects and reserve its use for severe recalcitrant nodular acne. Isotretinoin is not for use in mild forms of acne and should not be shared among family members.
Most orbital motorways (or beltways) are purpose-built major highways around a town or city, typically without either signals or road or railroad crossings. In the United States, beltways are commonly parts of the Interstate Highway System. Similar roads in the United Kingdom are often called orbital motorways.
A street or road name or odonym is an identifying name given to a street. The street name usually forms part of the address (though addresses in some parts of the world, notably most of Japan, make no reference to street names). Buildings are often given numbers along the street to further help identify them.