Working of different diet pills depend on their contents.

Appetite-regulator or hypothalamus of the brain is affected by appetite suppressant in the way that body does not feel appetite. The examples of appetite suppressants are meridia, tenuate, anoxin-AM, Fastin etc. They come in to effect by blocking the re-uptake of norepinephrine and serotonin. These chemicals are responsible for giving you the feeling of fulfillment after you take any meal. With more of these chemicals in the brain you will feel less hunger.

Drugs that are enlisted as fat blockers are orlistat and Xenical. These chemicals are specialized for the inhibition of lipase, an enzyme that is responsible for the breakdown of the fat cells the food one consumes. When the production for the enzyme is inhibited the fat goes indigested and is moved out of body without any effect.

Most of the pills like anti-depressants do also aid with the diet. Although this is not their sole purpose of use. Anti-depressants are studied to aid a patient in losing weight. Drugs that are used for the treatment of epilepsy and diabetes, which are Topiramate and Metformin respectively have the potential for weight loss of the consumer.

Who should be using prescription Diet pills?

Prescription diet pills are certainly not for those who want to shed only a few pounds. These medications are only recommended for those, who are obese. These medications are also prescribed for those who have hypertension or diabetes history or who are understood to be very good candidates for these pills.

Over the counter diet pills

There are a number of pills available over the counter that can be used to shed weight. These diet pills are understood to be those pills that put your metabolism to work or activates the energetic metabolism or just reduce your Hunger.

Some herbal weight loss supplements are also available over the counter to aid you in losing weight. They have combinations of the ingredients. Following are mentioned ingredients of these weight loss supplements along with their weight loss mechanism:

• Herbal epherda, country mallow and guarana – aid by increasing the metabolic rate
• Psyllium, guar gum and glucomanna – reduce Hunger
• Pyruvate, green tea and hydrocitric acid – slower production of fat
• Chitosan – blocks the fat absorption

Are diet pills really effective?

Most of the over the counter diet pills are so effective that they make you lose more than 30 pounds in a four weeks and that without exercise. Most of the newer drugs that are being introduced in the market are effective as they are likely to aid you shed few pounds. However, most of the drug promotions that you are watching day by day over TV and internet are nothing but crap, as they are untested and unregulated.

Side effects of diet-pills

Likewise their effects, diet pills with different ingredients show variable side effects. You can look over the side effects caused by these pills over the internet or the direction page as is made available with the package of the drug. Your doctor can also be the biggest source for you to know side effects of particular drugs.