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Real members of MGteam have posted questions and answers that support our community guidelines, and should not be taken as medical advice. Looking for the latest medically reviewed content by doctors and experts? Visit our resource section.

Does anyone take DM cough syrup? Is it bad for mg?

A MGteam Member asked a question 💭
Reading, MI
December 31, 2025
 · 
Reactions
A MGteam Member

I had a mild case of covid in November 2025. My family practice suggestion that I take Robitussin Dm as needed. I had no problems using it. However, every MG patient is different. Consult your physician.

January 1
A MGteam Member

I have used DM cough syrup without any problems but it's best to check with your doctor

December 31, 2025
A MGteam Member
January 2
A MGteam Member

I definitely agree about asking your MG doctor. Our primary care doc prescribed cold meds that were supposed to be ok for MG. But Faye couldn’t take it because her Nero said it would block her MG meds. So, talking to your MG specialist before taking any new meds is always wise. Not just because of the difference in patients, but also the difference in meds. I hope you’re doing well, now, Brinda!

January 2
MGteam

Is DM cough syrup safe for myasthenia gravis?

The search results don't specifically mention dextromethorphan (DM) cough syrup and its effects on MG. However, it's important to be cautious with any over-the-counter medications when you have MG.

Some cough syrups contain ingredients that could potentially interact with your Show Full Answer

Is DM cough syrup safe for myasthenia gravis?

The search results don't specifically mention dextromethorphan (DM) cough syrup and its effects on MG. However, it's important to be cautious with any over-the-counter medications when you have MG.

Some cough syrups contain ingredients that could potentially interact with your MG medications or affect your symptoms. Before taking any cough syrup, it's best to:

* Check the label for all active ingredients
* Ask your pharmacist about potential interactions with your current medications
* Consult with your neurologist or healthcare provider

They can review the specific formulation and help determine if it's safe for you to use. Carrying a medical card that lists your MG diagnosis and potential drug interactions can also help protect you from potentially dangerous medication mistakes.

If you need relief from a cough, your doctor may be able to recommend safer alternatives that won't interfere with your MG management.

December 31, 2025

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