Drug interactions for the following drug(s)

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Interactions between your selected drugs

Moderate

calcium carbonate<>levothyroxine

Applies to: Calcium Carbonate 750 MG Chewable Tablet <> Levothyroxine Sodium 0.15 MG Oral Tablet [Synthroid]

Calcium carbonate can cause a decrease in the absorption of Levothyroxine resulting in a reduced serum concentration and potentially a decrease in efficacy.

No other interactions were found between your selected drugs.

Note: this does not necessarily mean no interactions exist. Always consult with your doctor or pharmacist.

Interactions between your selected drugs

Moderate

calcium carbonate<>levothyroxine

Applies to: Calcium Carbonate 750 MG Chewable Tablet <> Levothyroxine Sodium 0.15 MG Oral Tablet [Synthroid]

Drug1 (rxcui = 308915, name = calcium carbonate 750 MG Chewable Tablet, tty = SCD). Drug2 (rxcui = 966201, name = levothyroxine sodium 0.15 MG Oral Tablet [Synthroid], tty = SBD). Drug1 is resolved to calcium carbonate, Drug2 is resolved to levothyroxine and interaction asserted in DrugBank between Calcium carbonate and Levothyroxine.

No other interactions were found between your selected drugs.

Note: this does not necessarily mean no interactions exist. Always consult with your doctor or pharmacist.

DrugInteractionChecker.com provides accurate and independent information on more than 24,000 prescription drugs, over-the-counter medicines and natural products. This material is provided for educational purposes only and is not intended for medical advice, diagnosis or treatment. Data sources include Micromedex® (updated Sep 28th, 2016), Cerner Multum™ (updated Oct 2nd, 2016), Wolters Kluwer™ (updated Oct 1st, 2016) and others. To view content sources and attributions, please refer to our editorial policy.