They are called prescription diet pills because they are meant for those who have a health problem which centres round being obese with a BMI (Body Mass Index) of over 30 and if diabetic with a BMI of over 27. They are therefore not to be taken by those who are merely conscious of their figure and neither are they recommended for seniors and children.
These prescription diet pills work in two ways – one aims at suppressing the appetite and the other absorbs the fat in the body and is thrown out as waste. The pill that helps suppress appetite alters certain chemicals in the brain inasmuch as the patient feels full even though no food is consumed. This lack of appetite will result in positive weight loss within a specified period normally one year.
Prescription diet pills are to be taken to bring down the weight to a level that is required for one to remain healthy. The treatment is then discontinued and the patient is expected to maintain this level taking help from proper exercise and diet.
Reports have it that those prescription diet pills which are doing the rounds are fairly effective and they have succeeded in reducing the weight upto around 10 to 20 pounds over a period of one year. However there is no hard and fast rule as to the exact effect these diet pills would have on an individual as each person will react differently. Even the dosage differs from person to person and this only the doctor after a through interaction with the patient would be able to establish. The normal questions that the doctor would ask would be whether the patient is having any ailments relating to the kidney, heart, liver, whether the patient has diabetes and such other diseases as in that case the doctor would have to either not recommend or do so with precaution.
Obese persons needs to depend on these prescription diet pills when everything else fails as too much fat can lead to serious ailments if not checked in time.
Although there are no known side effects reported when these prescription diet pills are given for short periods, the long term treatment do have side effects in that one can become addicted to them and the body could reach a toleration level when the pills fail to work thereafter.
The side effects of the appetite suppressants when taken for long periods, include, accelerated heart beats, anxiety, thirst, sleeplessness and High Blood Pressure. The fat absorbing prescription diet pills when taken can lead to stomach cramps, increased number of stools, flatulence. It is suggested that those who are on the fat absorption prescription diet pills should consume less fat.
Since these prescription diet pills are normally not recommended for long term treatment the patient while on treatment should gradually get into the habit of being on a proper diet and exercise so that once the patient is off the treatment it is the exercise and diet will hold the patient in good stead.