BestHealthDrugs.com offers comprehensive information about diet pills, and diet drugs used for weight loss. If you are a person suffering from obesity and are considering taking diet pills to assist your weight loss, read the information about all the most common diet pills, such as Phentermine, Adipex, Meridia and Hoodia. Prescription diet pills can only be prescribed by your physician and should only be taken under the guidance and supervision of your doctor. Non-prescription diet pills do not require a prescription, but are generally not as effective as prescription diet drugs. However, they also have fewer and less severe side-effects.