Skip to content

    Read user comments about the side effects, benefits, and effectiveness of Mucinex Fast-Max DM Max oral.

    Overall User Ratings

    15 Total User Reviews

    User Reviews

    1-5 of 8 Next»
    Condition: Cold Symptoms
    3/25/2014 6:01:33 PM

    Reviewer: vadalon, 35-44 Female (Patient)

    Effectiveness

    Current Rating: 4

    Ease of Use

    Current Rating: 3

    Satisfaction

    Current Rating: 2

    Comment:
    I had to switch to the cap form. The liquid made me up-chuck. It has a high sugar and lots of sodium 12 mg a shot! I would not recommend this for a diabetic. I'm not diabetic but, the glucose test made me vomit because of the sugar. Something to keep in mind.

    Condition: Cold Symptoms
    10/6/2013 8:50:31 PM

    Reviewer: ThoughtIWasDying, 45-54 Male on Treatment for less than 1 month (Patient)

    Effectiveness

    Current Rating: 1

    Ease of Use

    Current Rating: 3

    Satisfaction

    Current Rating: 1

    Comment:
    Within ten minutes of taking the recommended dosage, I had a tingling feeling that started in my chest and raced into my head. I felt VERY light-headed and then my heart started beating very fast and very hard. I started drinking glass after glass of water and these symptoms slowly sub-sided. When I called Walgreen's to tell them what happened the pharmacist told me, "Well, don't take ... Show Full Comment

    Condition: Cold Symptoms
    7/12/2013 7:39:40 PM

    Reviewer: mollyrose, 55-64 Female on Treatment for less than 1 month (Patient)

    Effectiveness

    Current Rating: 3

    Ease of Use

    Current Rating: 3

    Satisfaction

    Current Rating: 1

    Comment:
    I was having some congestion and started taking this product. After the second day, using it twice a day, I had a strange reaction, sort of tingling and numbness in all four extremities, nausea, sort of a "disconnected" feeling. It was very disturbing, happening while I was in a grocery store, and I barely made it back to the car while holding tightly to the cart. It took 4- hours to ... Show Full Comment

    Condition: Cold Symptoms
    4/26/2013 12:23:56 PM

    Reviewer: reiner, 75 or over Male on Treatment for less than 1 month (Patient)

    Effectiveness

    Current Rating: 1

    Ease of Use

    Current Rating: 1

    Satisfaction

    Current Rating: 1

    Comment:
    I got severe high blood pressure after taking 3 time a pill

    Condition: Cold Symptoms
    3/3/2013 3:57:37 AM

    Reviewer: kim, 45-54 on Treatment for less than 1 month (Patient)

    Effectiveness

    Current Rating: 1

    Ease of Use

    Current Rating: 1

    Satisfaction

    Current Rating: 1

    Comment:
    I took three doses of this medication over a 12 hour period with a full glass of water with each dosage. I woke up in the middle of the night with pain in my bladder and found that I was bleeding as I urinated.

    1-5 of 8 Next»

    Ask the pharmacist

    Questions about medications? Get expert answers by video or live chat about allergies, pregnancy, sleep, and more.
    See the Ask the Pharmacist event schedule.

    Ask a Question

    Popular Slideshows & Tools on WebMD

    disciplining a boy
    Types, symptoms, causes.
    fruit drinks
    Eat these to think better.
    embarrassed woman
    Do you feel guilty after eating?
    diabetes supply kit
    Pack and prepare.
    Balding man in mirror
    Treatments & solutions.
    birth control pills
    Which kind is right for you?
    Remember your finger
    Are you getting more forgetful?
    acupuncture needle on shoulder
    10 tips to look and feel good.
    Close up of eye
    12 reasons you're distracted.
    woman biting a big ice cube
    Habits that wreck your teeth.
    apple slices with peanut butter
    What goes best with workouts?
    Pink badge on woman chest to support breat cancer
    Myths and facts.

    Newsletters

    Subscribe to free WebMD newsletters.

    • WebMD Daily

      WebMD Daily

      Subscribe to the WebMD Daily, and you'll get today's top health news and trending topics, and the latest and best information from WebMD.

    • Men's Health

      Men's Health

      Subscribe to the Men's Health newsletter for the latest on disease prevention, fitness, sex, nutrition, and more from WebMD.

    • Women's Health

      Women's Health

      Subscribe to the Women's Health newsletter for the latest on disease prevention, fitness, sex, diet, anti-aging, and more from WebMD.

    By clicking Submit, I agree to the WebMD Terms & Conditions & Privacy Policy and understand that I may opt out of WebMD subscriptions at any time.

    WebMD the app

    Get trusted health information. Whenever. Wherever... with your iPhone, iPad or Android.

    Find Out More
    IMPORTANT: About This Section and Other User-Generated Content on WebMD

    The opinions expressed in WebMD User-generated content areas like communities, reviews, ratings, or blogs are solely those of the User, who may or may not have medical or scientific training. These opinions do not represent the opinions of WebMD. User-generated content areas are not reviewed by a WebMD physician or any member of the WebMD editorial staff for accuracy, balance, objectivity, or any other reason except for compliance with our Terms and Conditions. Some of these opinions may contain information about treatment or uses of drug products that have not been approved by the U.S. Food and Drug Administration. WebMD does not endorse any specific product, service, or treatment.

    Do not consider WebMD User-generated content as medical advice. Never delay or disregard seeking professional medical advice from your doctor or other qualified healthcare provider because of something you have read on WebMD. You should always speak with your doctor before you start, stop, or change any prescribed part of your care plan or treatment. WebMD understands that reading individual, real-life experiences can be a helpful resource but it is never a substitute for professional medical advice, diagnosis, or treatment from a qualified health care provider. If you think you may have a medical emergency, call your doctor or dial 911 immediately.