Levothyroxine – also known as T4 – is the body naturally occurring hormone that is produced by the thyroid gland. Levothyroxine is the thyroid hormone, which is produced by the thyroid gland directly, whereas the thyroid hormone liothyronine (T3) forms by the enzymatic conversion of the thyroid hormone levothyroxine in the body.
The object of the thyroid hormone (levothyroxine) is to regulate the burning of fat, carbohydrate and protein, which means the thyroid hormones are responsible for the amount of metabolic basal metabolism, that are burned at rest during a given period.
Thus, if the thyroid hormone levels low and the basal metabolic rate of fat, carbohydrate and protein combustion is low. If the rise in thyroid hormone levels, as well as the combustion increases.
Since hypothyroidism usually based on the fact that the thyroid gland produces insufficient amounts of the thyroid hormone levothyroxine (T4), a thyroid hormone preparation containing levothyroxine (T4) is almost always used.
The thyroid hormone liothyronine (T3) is used in the seltenerenn cases, for example when the conversion of thyroid hormone levothyroxine (T4) in the thyroid hormone liothyronine (T3) is disturbed.
LEVOTHYROXINE T4 IN BODYBUILDING & MOTOR SPORT:
Bodybuilders occasionally use the thyroid hormone levothyroxine during the mass phase, which will increase the metabolism basal metabolic rate and burn more calories so.
Would man paralell feed to taking levothyroxine T4 mainly of Fast / junk food, you still would not overly rich.
However, the sense, the negative effects of stark malnutrition using thyroid hormone balance is more than questionable.
Furthermore, is stimulated by thyroid hormone protein metabolism, which can at the same time high protein intake in conjunction with anabolic steroids lead to increased protein synthesis.
Bodybuilders often take protein supplements and / or Clenbuterol paralell to taking thyroid hormones act to the contrary muscle breakdown. To provide the muscle breakdown absolute stop using male users partly Androge.
In the application of levothyroxine (T4) is often taken in addition iodine. Since it is on effektifsten to keep in a diet his thyroid hormone levels of the natural upper limit, it is advisable to be determined by a physician of the cure its values beforehand.
Levothyroxine T4 / Weight Loss / weight loss
For decades, both amateur and professional athletes thyroid hormone have misused to lose weight. Since the thyroid hormone can cause combustion of fats and carbohydrates, many people have this ability to lose weight and utlised to perform better in sports. Levothyroxine T4 used by individuals in any kind of sport. The thyroid hormone is taken orally for 4-6 weeks and then held only a week before the event. There is no doubt that levothyroxine T4 a very effective fat burner and enhances exercise performance. Many athletes report that short duration use of levothyroxine T4 can result in weight loss and increased energy.
While this may be true, the topic is very complex, because most of these athletes also complements a variety of other and to lose weight hormones.
The people who sell levothyroxine T4 suggest on the Internet that anyone interested in losing weight, the drug at 25 should ug / day start for a few weeks. The dose should be increased only by 5-10ug / day over a few weeks. The maximum dose of levothyroxine T4 that can be taken without side effects is about 100ug / day. Anecdotal data from athletes indicate that anywhere from 6-12 weeks to process, to lose weight with levothyroxine T4. It is crucial for all the users of levothyroxine T4 is to be understood that when the drug is discontinued, most people have developed a state of underactive thyroid, because the levothyroxine T4 has the thyroid because suppresses the natural hormone.
So the dose of thyroid hormone should gradually tapered over a few weeks to months to allow the thyroid to start working again.
It is strongly recommended that all those thyroid hormone for off-label use disorders such as weight loss plan to consult with a doctor to make sure that it is safe.
Levothyroxine T4 Pharmacology:
How thyroid hormones actually work is not really known, but their actions involve myriad biochemical changes in the cells. The thyroid hormones generally provide energy for the individual. They increase the consumption of body carbohydrates, lipids and proteins, plus they increase the oxygen consumption. Those thyroid hormones usually take a higher caloric intake. The thyroid hormones affect almost every organ in the body including the brain. One can only appreciate the importance of thyroid hormone when patients observed a lack of the hormone.
Application and Dosage of levothyroxine T4 tablets:
This body has the opportunity to adjust to the declining hormone levels and thyroid can to the declining exogenous thyroid hormone levothyroxine (T4) react and the self-production ramp up slowly.
In bodybuilding athletes speak of doses between 200-400 mcg / day if Levothyroxine is used for diet support.
The levothyroxine dose usually starts at 100 mcg / day, is all 1 – 2 days increased by 25 or 50 mcg / day, to the maximum intake dose is reached.
At the end of treatment, the dose will be slowly lowered. All 2 – 3 days, the dosage by 25 or 50mcg day shutdown / (up to zero).
The single dosing and is tapered off, is important to slowly get used to the thyroid to the quantities supplied externally.
The duration of treatment of levothyroxine usually lasts 4 – 6, maximum 8 weeks.
When taking levothyroxine tablets, make sure that 2 hours before and 2 hours after taking any calcium-rich food (for example, dairy products) are supplied.
If the side effects are too strong, helps only a reduction in the levothyroxine dose, up to the cessation of treatment. Also in this case, the dosage should be reduced gradually (tapered off to be), because there may be other side effects otherwise.
Possible side effects of levothyroxine T4 tablets:
Tremors, restlessness, dizziness – possible with levothyroxine (T4)
Sweating, weight gain – possible with levothyroxine (T4)
Hair loss, diarrhea, insomnia – possible with levothyroxine (T4)
Nausea, increased heart rate – possible with levothyroxine (T4)
restlessness, weight loss – possible with levothyroxine (T4)
Downregulation of own thyroid function (especially with prolonged use) – possible with levothyroxine (T4)