What is L thyroxine used for?

Levothyroxine is used to treat an underactive thyroid (hypothyroidism). It replaces or provides more thyroid hormone, which is normally produced by the thyroid gland. Low thyroid hormone levels can occur naturally or when the thyroid gland is injured by radiation/medications or removed by surgery.

Is levothyroxine the same as L thyroxine?

Having enough thyroid hormone is important for maintaining normal mental health and physical activity. In children, having enough thyroid hormone is important for normal mental and physical development. Levothyroxine is also know as L-thyroxine.

What are the side effects of L thyroxine?

The more common side effects of levothyroxine can include:

increased appetite.
weight loss.
heat sensitivity.
excessive sweating.
headache.
hyperactivity.
nervousness.
anxiety.

What is the normal range for thyroxine?

Normal values vary among different laboratories. A typical normal range is: 4.5 to 11.2 mcg/dL (micrograms per deciliter).

When should I take L thyroxine?

There is consensus that levothyroxine should be taken in the morning on an empty stomach. A pilot study showed that levothyroxine intake at bedtime significantly decreased thyrotropin levels and increased free thyroxine and total triiodothyronine levels.

What happens if thyroxine is high?

Hyperthyroidism (overactive thyroid) occurs when your thyroid gland produces too much of the hormone thyroxine. Hyperthyroidism can accelerate your body’s metabolism, causing unintentional weight loss and a rapid or irregular heartbeat. Several treatments are available for hyperthyroidism.

Can I sleep after taking thyroid medication?

If you have an underactive thyroid gland, you need to take your medication every day at the same time. For most people, it doesn’t really matter if you take your thyroid medicine in the morning or just before bed. The choice is really just a matter of what suits your lifestyle best.

Can taking thyroxine help lose weight?

Official Answer. In most cases, levothyroxine causes some weight loss. According to the American Thyroid Association, when this medication is started, you may lose up to 10% of your weight. This weight is mainly water weight, since being hypothyroid makes you retain water.

When should I take thyroxine tablets?

Thyroid medication should be taken on an empty stomach, around the same time each day. Afterwards, we recommend avoiding eating or drinking for 30-60 minutes. Most of our patients take thyroid hormone in the morning upon waking. Breakfast, including any coffee or milk, can be eaten 30-60 minutes later.