In order for Synthroid to be effective, it should always be taken the same way every day. This is important because the amount of medicine you need is very precise. And even the way you take Synthroid can affect how much medicine your body is getting. It's important to always take your medication exactly as your doctor prescribed.
Take Synthroid once a day, every day at the same time before breakfast
Take Synthroid with only water and on an empty stomach
Wait 30 minutes to 1 hour before eating or drinking anything other than water
Foods containing soy and cottonseed meal can make Synthroid less effective. Walnuts, grapefruit juice, and dietary fiber can also make Synthroid less effective. If you eat any of these on a regular basis, check with your doctor. He or she may need to adjust your dose of Synthroid.
Some supplements and medications can also interfere with the way Synthroid works. To avoid this, you should take Synthroid 4 hours before or after taking:
Q: What do I do if I miss a dose?
A: It is important to take Synthroid exactly as your doctor prescribed. If you miss a dose, speak with your doctor for advice on what to do.
Q: Can I take Synthroid at a later time on weekends and holidays?
A: You should take Synthroid the same way every day as your doctor prescribed.
Q: What do I do if I’m traveling to another time zone?
A: When traveling to another country or time zone, ask the doctor or pharmacist if you need to adjust the time of day that you take Synthroid. Remember to pack more tablets than you need in your carry-on bag or purse in case you get delayed or decide to stay longer.
Myth or fact?
Hypothyroidism can be controlled with a pill.
Learn about common misconceptions around treating hypothyroidism.
SYNTHROID® (levothyroxine sodium) tablets, for oral use is a prescription, man-made thyroid hormone that is used to treat a condition called hypothyroidism in adults and children, including infants. It is meant to replace a hormone that is usually made by your thyroid gland. Generally, thyroid replacement treatment is to be taken for life. SYNTHROID should not be used to treat noncancerous growths or enlargement of the thyroid in patients with normal iodine levels, or in cases of temporary hypothyroidism caused by inflammation of the thyroid gland (thyroiditis).
US-SYNT-220013
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