Phentermine 15 mg comes in capsules of yellow and black color. This dose of Phentermine is the smallest one available. Each capsule has 15 mg of active Phentermine hydrochloride ingredient. This dosage is often prescribed for patients who have just started taking Phentermine. It is also optional for people with health issues.
Some people who take Phentermine 15 mg capsules say they still experience hunger during the day. Putting it in other words, this particular drug dosage is ineffective for them. Actually, 15 mg capsules impact on appetite suppression is less than 37.5 mg pills effect. Besides this, Phentermine 15 mg leads to less possible side effects than other dosage forms of this weight loss drug.
In 1968 in the UK conducted a study on the effect of Phentermine 15mg on 108 women divided by 3 groups of 36 each for 9 months (36 weeks). The first group received Phentermine 15/day only throughout the course. The second group took Phentermine 15/day once every other month. The third group received placebo only. All patients used a 1000 calorie diet.
The group was taking Phentermine 15 – lost an average of 27 pounds (3.2 pounds per month). The group was taking Phentermine 15 once every other month – has lost an average of 28.7 pounds (3.4 pounds per month). The placebo group – had lost 10.5 pounds.
Phentermine 30 mg
Phentermine 30 mg comes in yellow or blue capsules. Blue capsules are generic form for Fastin. As for the yellow ones, these are generic forms for other Phentermine medicines. 30 mg capsules are very popular among many patients. Just like 15 mg capsules, each 30 mg pill or capsule contains 30 mg of Phentermine hydrochloride. This dose is average, and is prescribed for patients who don’t see the effects after starting with 15 mg dosage but are not eager to take or experience problems with 37.5 mg dose of Phentermine.
It is recommended to take one 30 mg capsule (or tablet) a day two hours after breakfast. It’s best not to take this drug in the evening, because it can lead to insomnia. With Phentermine 30 mg you can get the following side effects: high blood pressure, vomiting, dry mouth, stomach aches, dizziness etc. But its impact on patients is less than the affect of Phentermine 37.5 mg dosage.
Another study was conducted in the University of California in 2003. It compared the results for two groups of patients. One group was treated with Phentermine only. Another group was taking fen-phen (the combination of Phentermine and Fenfluramine). In the first group 188 men and women were taking from 8 to 30 mg of Phentermine daily along with a low calorie diet plan of 500-800 calories.
Women lost about 17 pounds (6.3 pounds per month) within 3 months of the study. Men lost about 21 pounds (7.6 pounds per month) after the same period of time.
Phentermine 37.5 mg
Phentermine 37.5 mg is most powerful dosage form released in tablets. Phentermine 37.5 mg is highly effective for weight loss, according to many patients. Phentermine 37.5 mg comes in white color tablet with blue specks or dots with “A-159″ imprinted on each tablet. Or blue capsules contain white crystaline powder of active substance.
Each tablet or capsule has 37.5 milligram of Phentermine hydrochloride. A lot of people who are treated with Phentermine 37.5 mg dosage say they get better weight loss results than after taking Phentermine 15 mg and 30 mg capsules. So, if you need a high effect, form of Phentermine 37.5 mg for you.
There are side effects in all dosage forms: starting with an easy 15 mg, than the average 30 mg. Phentermine 37.5 mg form have more than any, exacerbates side effects, becouse Phentermine 37.5 mg dose is bigger than any. Some of the most common side effects of Phentermine 37.5 mg are: insomnia, dry mouth, headache. Even though, these normal side effects are not life threatening individuals that experience intense side effects from the tablets are implored to either cut their dosage back or cease taking Phentermine at all.
Sometimes, when you are required to take less than Phentermine’s regular dosage, it is easy to split Phentermine 37.5 mg tablet in half parts. This is necessary when the 37.5 dosage is too strong for you or you experience hard side effects that you want to reduce. By dividing a Phentermine 37.5 mg tablet in two halves, you get two doses of Phentermine, each about 18.75 mg. You can take the first half in the morning, and the second half in the afternoon.
One of the most recent studies of Phentermine weight loss effect was conducted in South Korea in 2005. This study was supposed to clarify the effect of Phentermine 37.5 mg on the patients’ safety and weight reduction. This was randomized, placebo controlled and double-blind study on 68 obese patients, 34 men and 34 women. They were following 1500 calorie diet plan and receiving Phentermine 37.5 mg or placebo once a day.
The Phentermine 37.5 mg group lost more weight and waist circumference than the placebo group, as the study shows. Many participants lost an average of 16.5 pounds and 2.4 in waist circumference within 14 weeks of the study (5 pounds per month).
Dry mouth and sleeplessness were the only side effects that occurred to patients from Phentermine 37.5 mg group. Among the most severe side effects from Phentermine 37.5 mg were noted dry mouth and insomnia. Other side effects of Phen 37.5 were weakly or moderately expressed.