Is name brand Synthroid better than generic levothyroxine?

Conclusions and Relevance Initiation of generic vs brand-name levothyroxine formulations was associated with similar rates of normal and stable thyrotropin levels. These results suggest that generic levothyroxine as initial therapy for mild thyroid dysfunction is as effective as brand-name levothyroxine.
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Is generic Synthroid as good as brand name?

It's Equally Safe. Generic levothyroxine is just as safe as the brand names—in the United States, these include Synthroid, Levoxyl, Unithroid, and Tirosint—because it has the same FDA-approved active ingredient (levothyroxine).
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Does Generic Synthroid work as well as Synthroid?

Synthroid and levothyroxine dosage

The dosing for both brand name and generic forms of thyroid hormone replacement is the same. Overall, the goal is to effectively replace your body's thyroid hormone to get your levels back to normal. Most people use the tablet or capsule form of the medications.
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What is the best brand name of levothyroxine?

US Brand Name
  • Levothroid.
  • Levoxyl.
  • Synthroid.
  • Tirosint.
  • Unithroid.
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Is there a difference between levothyroxine brands?

Patients may thus be changed between different levothyroxine products according to what is available at their local pharmacies, with the prescriber generally unaware of the specific product that the patient is taking at any particular time.
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Synthroid vs Levothyroxine Why These Medications are NOT The Same



Which thyroid medication is best?

What is the best type of treatment? For most people with hypothyroidism, levothyroxine is the best treatment option. If levothyroxine isn't working or if someone cannot take it, liothyronine would be next in line. Natural thyroid medications — and alternative therapies like iodine — aren't recommended for use.
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What are the side effects of Generic Synthroid?

Common side effects may include:
  • chest pain, irregular heartbeats;
  • shortness of breath;
  • headache, leg cramps, muscle pain or weakness;
  • tremors, feeling nervous or irritable, trouble sleeping;
  • increased appetite;
  • feeling hot;
  • weight loss;
  • changes in your menstrual periods;
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Is levothyroxine as good as Synthroid?

Generic levothyroxine may differ slightly from Synthroid in terms of how well it's absorbed. That's why it's preferable to stick with either one if possible. Both the American Thyroid Association and the Endocrine Society recommend that patients remain on Synthroid if that's what was initially prescribed.
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Can I switch from levothyroxine to Synthroid?

1 in 3 people who think they're taking Synthroid aren't.

That's because some generics come in the same shape and colors as Synthroid. The Food and Drug Administration has determined that certain levothyroxine products are interchangeable and can be substituted at the pharmacy.
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Why was levothyroxine taken off the market?

FDA Drug safety recall warning

This is due to the medication having less active drug (levothyroxine) than it is supposed to. Taking these tablets can lead to symptoms of hypothyroidism, such as fatigue, constipation, hair loss, and depression.
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What tier is brand name Synthroid?

What drug tier is levothyroxine typically on? Medicare prescription drug plans typically list levothyroxine on Tier 1 of their formulary. Generally, the higher the tier, the more you have to pay for the medication.
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What foods should be avoided when taking Synthroid?

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.
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What are the long term side effects of taking Synthroid?

Long-term side effects of Synthroid can include osteoporosis and heart problems. Short-term side effects include a racing heartbeat, feeling hot all the time, headaches, feeling shaky or nervous, trouble sleeping, among others.
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Is levothyroxine made in China?

Official Answer. Levoxyl is made by Pfizer, Inc, a pharmaceutical company located in New York, NY, USA.
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Does Synthroid make you gain weight?

Weight gain isn't a known side effect of Synthroid. Weight gain wasn't reported by people taking the drug in clinical trials. Weight gain is a known symptom of hypothyroidism (low levels of thyroid hormones), which Synthroid is used to treat.
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Who makes Synthroid brand name?

Although Synthroid is now made by Abbott Laboratories, the drug is new to the company. Abbott took over the manufacture of Synthroid in March when it bought Knoll Pharmaceuticals. The discovery of thyroid treatment was one of the few real cures for disease before the penicillin era.
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Does vitamin D affect Synthroid?

No interactions were found between Synthroid and Vitamin D3.
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Does Synthroid cause hair loss?

Hair loss is a known side effect of taking Synthroid. It could be caused by the wrong dosage, or even by the fillers an dyes in the medication. Both doses that are too high and doses that are not high enough can cause hair loss.
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What does Synthroid cost without insurance?

How much does Synthroid cost without insurance? Synthroid prices average $63.65 for a 30-day supply of 50 mcg tablets, or a little over $2 per tablet. For people on long-term thyroid hormone replacement, that works out to about $760 a year.
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What is the cost difference between Synthroid and levothyroxine?

Levothyroxine is the generic version for which there are several brand names. On average Synthroid costs about $65.92 for 30, 100MCG Tablet. To save money and pay only $0.99 for 30, 50MCG Tablet of generic Synthroid on each refill, use a Synthroid coupon from SingleCare at your local pharmacy.
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Can you switch levothyroxine brands?

You should not change from one brand of thyroid medication to another, from your brand of thyroid medication to a generic product, or from one generic product to another without first checking with your doctor.
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Is it better to take levothyroxine at night or in the morning?

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.
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Why do you have to drink a full glass of water with levothyroxine?

The Levoxyl-branded tablet may rapidly swell and disintegrate, and cause choking or gagging if it becomes stuck in your throat. Take with a full glass of water, but talk with your doctor should you have difficulty swallowing it.
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What thyroid medication is being recalled?

On April 30, 2021, Acella Pharmaceuticals voluntarily recalled 38 lots of NP Thyroid® (thyroid tablets, USP), in 100- and 7-count bottles, because testing found these lots to be subpotent. The product may have as low as 90% of the labeled amount of liothyronine (T3) and/or levothyroxine (T4).
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What does thyroid fatigue feel like?

You may feel nervous, moody, weak, or tired. Your hands may shake, your heart may beat fast, or you may have problems breathing. You may be sweaty or have warm, red, itchy skin. You may have more bowel movements than usual.
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