Levothyroxine Interactions
There are 239 drugs known to interact with levothyroxine, along with 5 disease interactions, and 3 alcohol/food interactions. Of the total drug interactions, 219 are moderate, and 20 are minor.
- View all 239 medications that may interact with levothyroxine
- View levothyroxine alcohol/food interactions (3)
- View levothyroxine disease interactions (5)
Most frequently checked interactions
View interaction reports for levothyroxine and the medicines listed below.
- Adderall (amphetamine / dextroamphetamine)
- Aspir 81 (aspirin)
- Aspirin Low Strength (aspirin)
- Benadryl (diphenhydramine)
- Calcium 600 D (calcium / vitamin d)
- CoQ10 (ubiquinone)
- Crestor (rosuvastatin)
- Cymbalta (duloxetine)
- Eliquis (apixaban)
- Fish Oil (omega-3 polyunsaturated fatty acids)
- Flonase (fluticasone nasal)
- Iron Sulfate (ferrous sulfate)
- Lasix (furosemide)
- Lexapro (escitalopram)
- Lipitor (atorvastatin)
- Lyrica (pregabalin)
- Metoprolol Succinate ER (metoprolol)
- Metoprolol Tartrate (metoprolol)
- MiraLAX (polyethylene glycol 3350)
- Nexium (esomeprazole)
- Norco (acetaminophen / hydrocodone)
- Singulair (montelukast)
- Tylenol (acetaminophen)
- Vitamin B12 (cyanocobalamin)
- Vitamin C (ascorbic acid)
- Vitamin D2 (ergocalciferol)
- Vitamin D3 (cholecalciferol)
- Xanax (alprazolam)
- Zoloft (sertraline)
- Zyrtec (cetirizine)
Levothyroxine alcohol/food interactions
There are 3 alcohol/food interactions with levothyroxine.
Levothyroxine disease interactions
There are 5 disease interactions with levothyroxine which include:
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Related treatment guides
Drug Interaction Classification
Highly clinically significant. Avoid combinations; the risk of the interaction outweighs the benefit. | |
Moderately clinically significant. Usually avoid combinations; use it only under special circumstances. | |
Minimally clinically significant. Minimize risk; assess risk and consider an alternative drug, take steps to circumvent the interaction risk and/or institute a monitoring plan. | |
No interaction information available. |
See also:
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Armour Thyroid
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Amvuttra
Amvuttra is used to treat polyneuropathy associated with hereditary transthyretin-mediated ...
Euthyrox
Euthyrox (levothyroxine) is used to treat hypothyroidism and to treat or prevent goiter. Includes ...
Tirosint
Tirosint is used for hashimoto's disease, hypothyroidism, after thyroid removal, myxedema coma ...
NP Thyroid
NP Thyroid is used for hashimoto's disease, hypothyroidism, after thyroid removal, thyroid cancer ...
Levoxyl
Levoxyl treats hypothyroidism (low thyroid hormone) and treats or prevents goiter. Learn about side ...
Cytomel
Cytomel is used for hypothyroidism, after thyroid removal, myxedema, myxedema coma, thyroid ...
Unithroid
Unithroid is used for hashimoto's disease, hypothyroidism, after thyroid removal, myxedema coma ...
Levothroid
Levothroid is used for hashimoto's disease, hypothyroidism, after thyroid removal, myxedema coma ...
Further information
Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.