Levoxyl vs Synthroid

Levoxyl
(Rx)
Synthroid
(Rx)
Levoxyl is a thyroid medication.
Synthroid is a thyroid medication.
Satisfaction Score
?
3.1
Moderately Satisfied
Satisfaction Score
?
2.8
Moderately Satisfied
Helpfulness
for Hypothyroidism
2.2
Concern level
2.0
Helpfulness
for Hypothyroidism
2.5
Concern level
1.9
Approval Date
+ -
May 25, 2001
July 24, 2002
Number of discussions around the web Number of discussions + -
22,565 Discussions
182,582 Discussions
Taken For
+ -
Condition
Number of posts
Levoxyl is prescribed for Hypothyroidism, Hashimoto's Disease and Hyperthyroidism and is mostly mentioned together with these indications.
Condition
Number of posts
Synthroid is prescribed for Hypothyroidism, Hyperthyroidism, Hashimoto's Disease and Thyroid Problems and is mostly mentioned together with these indications.
Side Effects and Concerns
+ -
Lev
Weight Gain
9
Weight Loss
7
Hair Loss
7
Anxiety
4
Palpitations
4
Headaches
3
Insomnia
3
Feeling Hyper
3
Exhaustion
2
Dizziness
2
Syn
Weight Gain
10
Weight Loss
8
Depression
6
Hair Loss
5
Anxiety
4
Palpitations
3
Headaches
3
Insomnia
3
Allergy
2
Exhaustion
2
Compare concerns
By:
Levoxyl
Lev
Synthroid
Syn
Weight Gain
Lev
Syn
9
10
Weight Loss
Lev
Syn
7
8
Hair Loss
Lev
Syn
7
5
Anxiety
Lev
Syn
4
4
Palpitations
Lev
Syn
4
3
Headaches
Lev
Syn
3
3
Insomnia
Lev
Syn
3
3
Feeling Hyper
Lev
Syn
3
0
Exhaustion
Lev
Syn
2
2
Dizziness
Lev
Syn
2
0
Weight Gain
Syn
Lev
10
9
Weight Loss
Syn
Lev
8
7
Depression
Syn
Lev
6
0
Hair Loss
Syn
Lev
5
7
Anxiety
Syn
Lev
4
4
Palpitations
Syn
Lev
3
4
Headaches
Syn
Lev
3
3
Insomnia
Syn
Lev
3
3
Allergy
Syn
Lev
2
0
Exhaustion
Syn
Lev
2
2
Pregnancy Category (FDA) OpenClose all pregnancy categories
+ -
a b c d x n
Category A
Adequate and well-controllted studies have failed to demonstrate a risk to the fetus in the first trimester of pregnancy (and there is no evidence of risk in later trimesters).
Category B
Animal reproduction studies have failed to demonstrate a risk to the fetus and there are no adequate and well-controlled studies in pregnant women.
Category C
Animal reproduction studies have shown an adverse effect on the fetus and there are no adequate and well-controlled studies in humans, but potential benefits may warrant use of the drug in pregnant women despite potential risks.
Category D
There is positive evidence of human fetal risk based on adverse reaction data from investigational or marketing experience or studies in humans, but potential benefits may warrant use of the drug in pregnant women despite potential risks.
Category X
Studies in animals or humans have demonstrated fetal abnormalities and/or there is positive evidence of human fetal risk based on adverse reaction data from investigational or marketing experience, and the risks involved in use of the drug in pregnant women clearly outweigh potential benefits.
Category N
FDA has not classified the drug.
close
A Category A
Levoxyl is considered safe to use during pregnancy.
A Category A
Synthroid is considered safe to use during pregnancy.
Alcohol warning
+ -
Method of use
+ -
Pill
Injection, Pill
Dosages
+ -
Tablet: 25 mcg, 50 mcg, 75 mcg, 88 mcg, 100 mcg, 112 mcg, 125 mcg, 137 mcg, 150 mcg, 175 mcg, 200 mcg, 300 mcg
Tablet: 25 mcg, 50 mcg, 75 mcg, 88 mcg, 100 mcg, 112 mcg, 125 mcg, 137 mcg, 150 mcg, 175 mcg, 200 mcg, 300 mcg
Solution: 200 mcg, 500 mcg
Food Instructions
+ -
Talk to your doctor about fiber consumption as it may decrease the drug's absorption. , Talk to your doctor about soy consumption as it may decrease the absorption of the drug. , Talk to your doctor about coffee consumption as it may affect the drug's absorption.
Talk to your doctor about fiber consumption as it may decrease the drug's absorption., Talk to your doctor about soy consumption as it may decrease the absorption of the drug., Talk to your doctor about coffee consumption as it may affect the drug's absorption.
Ingredients
+ -
Levothyroxine Sodium
Levothyroxine Sodium
Drug Interactions
+ -
Interaction between Levoxyl and Synthroid: Interaction not known, but may still exist. Always consult your doctor before taking these medications together. Do not stop taking the medications without a physician's advice.
Read more about:
Levoxyl
Read more about:
Synthroid
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Treato does not review third-party posts for accuracy of any kind, including for medical diagnosis or treatments, or events in general. Treato does not provide medical advice, diagnosis or treatment. Usage of the website does not substitute professional medical advice.
The side effects featured here are based on those most frequently appearing in user posts on the Internet. The manufacturer's product labeling should always be consulted for a list of side effects most frequently appearing in patients during clinical studies. Talk to your doctor about which medications may be most appropriate for you.
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