Answer While there is no drug-drug interaction between Synthroid (levothyroxine) and Benadryl
Benadryl
Diphenhydramine is an antihistamine used to relieve symptoms of allergy, hay fever, and the common cold.
Diphenhydramine Citrate
Diphenhydramine is an antihistamine used to relieve symptoms of allergy, hay fever, and the common cold.
Can I take alendronate and levothyroxine at the same time?
Alendronate and levothyroxine should not be taken together. Take your alendronate first. Wait a half hour and then take your levothyroxine dose. Hi Jan and thank you for contacting us. This is a great question because both medications are ideally taken first thing in the morning on an empty stomach, with no other drugs, for optimal absorption.
What is the best time of day to take levothyroxine?
Levothyroxine should be taken once a day on an empty stomach in the morning. This means it should be taken at least 30 to 60 minutes before eating breakfast. Taking it on an empty stomach results in the best absorption of the drug from the intestine.
How does levothyroxine interact with other medications?
Levothyroxine is known to interact with many other medications (called a drug-drug interaction), but there are different kinds of drug-drug interactions. Some interactions require that drugs not be taken at the same time, while other interactions require more frequent laboratory testing or monitoring of your disease symptoms.
Can doxycycline hyclate and fluoxetine be taken together?
Answer While there are no major drug interactions between levothyroxine, doxycycline hyclate and fluoxetine, these medications should not be taken at the same time. When taking levothyroxine, be sure to take it alone, on an empty stomach, and with a full glass of water for best absorption.
What antihistamine can I take with levothyroxine?
No interactions were found between levothyroxine and Zyrtec. However, this does not necessarily mean no interactions exist. Always consult your healthcare provider.
Can you take allergy meds with levothyroxine?
No interactions were found between Allergy Relief Tablets and levothyroxine.
Can you take Benadryl while on Synthroid?
Interactions between your drugs No interactions were found between diphenhydramine and Synthroid.
What medications should not be taken at the same time as levothyroxine?
A number of drugs have been shown to impair the absorption of levothyroxine; these drugs include calcium carbonate, aluminum- containing antacids, sucralfate, iron supplements, cholestyramine, sevelamer, and, possibly, ciprofloxacin, raloxifene, and orlistat.
Does Benadryl affect thyroid?
Interactions between your drugs No interactions were found between Benadryl and thyroid desiccated. However, this does not necessarily mean no interactions exist.
Does allergy medicine affect thyroid?
For example, decongestants may cause tremors or nervousness in people with high thyroid hormone levels. In people with low thyroid hormone levels, the drowsy effect of antihistamines may be increased.
What can you not mix with Benadryl?
Benadryl may interact with other types of medication, which can heighten the side effects....Examples of medications that may interact with Benadryl include:antidepressants.stomach ulcer medicine.cough and cold medicine.other antihistamines.diazepam (Valium)sedatives.
When should you not take Benadryl?
Benadryl shouldn't be used during the last two weeks of pregnancy. This is due to a risk of eye disease in the newborn. If you're pregnant, talk with your doctor before taking Benadryl.
How long after taking levothyroxine Can I take other medications?
Aim to take levothyroxine at least 2 hours before your other medications, or at least 4 hours after.
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.
Can I sleep after taking thyroid medication?
Official answer. Many people who take medication to treat an underactive thyroid gland are told to do so in the morning on an empty stomach, but there are times that it may make sense to take the prescribed medication at night before bed.
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.
What is Benadryl?
Benadryl has active ingredients of diphenhydramine hydrochloride. It is often used in allergies. eHealthMe is studying from 80,593 Benadryl users for its effectiveness, alternative drugs and more.
What is Levothyroxine thyroid?
Levothyroxine thyroid has active ingredients of levothyroxine sodium. It is often used in hypothyroidism. eHealthMe is studying from 1,925 Levothyroxine thyroid users for its effectiveness, alternative drugs and more.
How to use the study?
You can discuss the study with your doctor, to ensure that all drug risks and benefits are fully discussed and understood.
How the study uses the data?
The study uses data from the FDA. It is based on diphenhydramine hydrochloride and levothyroxine sodium (the active ingredients of Benadryl and Levothyroxine thyroid, respectively), and Benadryl and Levothyroxine thyroid (the brand names). Other drugs that have the same active ingredients (e.g. generic drugs) are not considered.
Who is eHealthMe?
With medical big data and proven AI algorithms, eHealthMe provides a platform for everyone to run phase IV clinical trials. We study millions of patients and 5,000 more each day. Results of our real-world drug study have been referenced on 600+ peer-reviewed medical publications, including The Lancet, Mayo Clinic Proceedings, and Nature.
WARNING, DISCLAIMER, USE FOR PUBLICATION
WARNING: Please DO NOT STOP MEDICATIONS without first consulting a physician since doing so could be hazardous to your health.
How long after taking levothyroxine can you eat?
Since food can also interfere with how the levothyroxine is absorbed, it is recommended to wait 30 to 60 minutes before eating a meal after taking levothyroxine.
What is levothyroxine used for?
Levothyroxine is intended to be used as replacement therapy for patients with an under-active thyroid gland , commonly known as hypothyroidism.
Why is thyroxine needed in the blood?
Adequate levels of thyroxine are needed in the blood to maintain physical and mental health. Since certain drugs and foods can affect how levothyroxine is absorbed, it is recommended that these medications and foods be spaced out from the time of administration.
How long does it take for Prozac to work?
In addition, it is generally recommended to take other medications, such as Prozac from, levothyroxine by at least 30 to 60 minutes. If levothyroxine is taken with food or other medication, absorption can decrease.
Can you take fluoxetine and levothyroxine at the same time?
Answer. While there are no major drug interactions between levothyroxine, doxycycline hyclate and fluoxetine, these medications should not be taken at the same time. When taking levothyroxine, be sure to take it alone, on an empty stomach, and with a full glass of water for best absorption.
Can you take levothyroxine on an empty stomach?
Despite no major interactions between the medications that you are currently taking, it is important that you take levothyroxine alone and on an empty stomach with a full glass of water for best absorption.
Official Answer
You may be able to take other medications with levothyroxine, but some of them will have to be taken at a different time from when you take your levothyroxine.
How to take levothyroxine
Levothyroxine should be taken once a day on an empty stomach in the morning. This means it should be taken at least 30 to 60 minutes before eating breakfast. Taking it on an empty stomach results in the best absorption of the drug from the intestine.
Levothyroxine and hypothyroidism
Levothyroxine is a man-made form of the human thyroid hormone called T4. It is given to people who do not produce enough of their own thyroid hormone (hypothyroidism).
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Key points
Alendronate and levothyroxine should not be taken together. There is also a slight interaction between levothyroxine and Rybelsus, but you might be able to take them together if you do it consistently.
About the Pharmacist
Dr. Brian has been practicing pharmacy for over 11 years and has wide-ranging experiences in many different areas of the profession. From retail, clinical and administrative responsibilities, he's your knowledgeable and go-to source for all your pharmacy and medication related questions!