Drug is any substance which alters the normal functioning of the body. Drugs are mainly classified into three main categories – depressants, stimulants and hallucinogens, based on their effect on the central...

A dentist and orthodontist both are dental professions. A dentist takes after the general problems related to teeth and gums. On the other hand, orthodontist is a specialist who addresses serious issues like...

The key difference between the terms ‘side effects’ and ‘adverse effects’ is that during medication the side-effects of a given drug can be predicted or determined from the start, whereas the adverse-effects...

Tylenol’s active ingredient is acetaminophen, also know as paracetamol. Advil’s active ingredient is ibuprofen.