The Web Health



Generic names: guaifenesin and pseudoephedrine (gwye-FEN e-sin,
Brand names: Ambifed-G Entex T, Maxifed, Mucinex D, Mucinex D Max Strength,… show the 15 brands
Classification of drugs: upper respiratory combinations

What is Ambifed-G?

There are numerous varieties and brands of guaifenesin, as well as pseudoephedrine, available. Not all of them are included in this leaflet.Guaifenesin can be described as an expectorant. It assists in easing congestion from the throat and chest, which makes it easier for you to cough out with your mouth.Pseudoephedrine, a decongestant, reduces blood vessels in the passages of the nasal airways. Blood vessels that are dilated can cause the nasal passages to become congested (stuffy nasal congestion).Ambifed-G is a mixture medicine that treats stuffy nose and sinus congestion. It also helps to relieve chest congestion that is caused by the typical flu and influenza.Ambifed-G can also be used for other purposes that are not covered in this guideline.

Side effects of Ambifed-G

See a doctor immediately. Get medical attention immediately if you notice symptoms that indicate an allergic reaction, such as difficulty breathing, hives, and swelling of your lips, face, or tongue.

Ambifed-G could cause serious adverse side effects. Stop using Ambifed-G immediately and consult your doctor immediately. If you suffer from:

  • Fast, pounding, or uneven heartbeat;
  • Extreme anxieties or anxiousness.

Common side effects of Ambifed G could include:

  • Dry mouth, nose, dry mouth, or throat;
  • Uneasy stomach Vomiting and a loss of appetite
  • Getting excited or feeling anxious (especially when it is a child);
  • Sleep problems (insomnia);
  • Headache, dizziness.

It's not a complete listing of all possible adverse consequences, but other effects may occur. Consult your physician to seek medical advice on adverse effects. You may report any adverse reactions to the FDA at 1-800-FDA-1088.


Avoid giving this medicine to a child who is less than 4. Always consult with a doctor prior to giving a cold or cough medicine to children. Death can occur because of the misuse of cough and cold medications in children who are very young.

Prior to use this drug

It is not recommended to use Ambifed-G if your body is allergic to it.Avoid using Ambifed-G if you have taken an MAO inhibitor within the last 14 days. A potentially dangerous interaction between drugs could occur. MAO inhibitors are isocarboxazid linezolid, phenelzine, rasagiline, selegiline, and tranylcypromine.

Consult a physician or pharmacist about whether it is safe to use this medicine if you suffer from:

  • High blood pressure, heart disease, and coronary artery disease
  • Diabetes;
  • Problems with circulation;
  • Glaucoma;
  • Hyperactive thyroid;
  • An increased prostate or urinary problem.

It is unknown whether this medication could be detrimental to the unborn baby. Avoid using Ambifed-G without a medical consultation when you are pregnant.Guaifenesin as well as pseudoephedrine can pass in breastmilk and cause harm to nursing babies. Decongestants could also reduce the production of breast milk. Do not take this medication without medical advice when you are breastfeeding infants.Artificially sweetened liquid medications might contain phenylalanine. Make sure to check the label on your medication for the presence of phenylketonuria (PKU).

How to take Ambifed-G?

Take exactly as indicated on the label or as directed by your physician. Don't use it in greater quantities, in smaller amounts, or for a longer period than is suggested. Cold or cough medicine is typically only used for a short period of time until the symptoms subside.Don't give this medication to children younger than 4 years of age. Always consult with a physician prior to giving cold or cough medicine to children. Death can occur because of the misuse of cough or cold medicines by very young children.Take measurements of liquid medicines using the syringe for dosing or a dosing spoon or medicine cup. If you don't have a device for measuring doses, you can ask your pharmacist for one.Do not chew, crush, break, crack, or open the extended-release capsule or tablet. Suck it up whole.The tablet that you chew must be chewed prior to swallowing it.Drink plenty of fluids to ease congestion and smooth your throat when you are taking this medicine.Contact your physician if your symptoms don't improve after seven weeks of therapy, if you suffer from a fever that causes headaches or coughs, or if you have itchy skin.Place it in a cool, dry place free of heat and moisture.

What happens if I miss the dose?

Because Ambifed-G is prescribed when required, you might not be on a regular dosing schedule. If you take the medication frequently, you should take the missed dose immediately when you remember. Don't miss your missed dosage if it's nearing the time for the next dose. Don't take any extra medication to make up for the missed dose.

What happens if I overdose?

For medical emergencies, seek emergency medical attention or contact for help at the Poison Help Line at 1-800-222-1222.

What should be avoided?

This medication can affect your ability to think or react. Be aware if you are driving or engaging in any activity that requires you to stay vigilant.Consuming alcohol with Ambifed-G may cause adverse reactions.Talk to your doctor or pharmacist before taking any other cold, cough, or allergy medication. Ambifed-G can be found in a variety of combination medications. Combining certain medications could cause you to take too much of a particular medication.

Interaction with other drugs

Talk to your doctor or pharmacist prior to using this medication if you're taking any other medications that include prescription or over-the-counter medications, vitamins, and herbal products. Certain medicines may cause undesirable or harmful effects when taken together. There are not all the interactions mentioned in this medication guide.If you take this medicine in conjunction with other medications that make you sleepy or slow your breathing, it could increase the severity of these effects. Talk to your doctor prior to using Ambifed-G in conjunction with a sleep medication, painkiller, or narcotic medication, muscle relaxer, medication to treat anxiety or depression, or seizures.