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Generic name: dextromethorphan and guaifenesin [DEX-troe-me-THOR-fan-and-gwye-FEN-e-sin]
The brand names are: Adult Cough DM, Children Giltuss Cough and Chest Congestion, and Children’s Delsym Cough-Chest Congestion DM. Children’s Robitussin Cough and Chest Children’s Robitussin Cough and Chest Congestion DM,… List the 99 brands
The class of drug: upper respiratory combinations

What is Zyncof?

Dextromethorphan is an effective cough suppressant. Guaifenesin is an expectorant.

Zyncof is a mixture medicine that treats chest congestion and cough caused by typical coughs as well as allergies.Dextromethorphan is not a treatment for a cough that is triggered by cigarettes. There are a variety of kinds and brands of this medicine available, and not all are included in this leaflet.Zyncof could also be used to treat conditions that are not mentioned in this guide.

Side effects of Zyncof

See a doctor immediately. If you are experiencing symptoms warning signs of an allergic response, such as difficulty breathing, hives, or swelling of your lips, face, and tongue,

Zyncof can cause serious adverse consequences. Stop taking Zyncof and consult your physician immediately if you suffer from:

  • Mood swings;
  • Severe headache that is severe severe headache
  • Extreme disorientation and anxiety that makes you feel like you're about to faint.

Common adverse consequences of Zyncof can include:

  • Dizziness, drowsiness;
  • Sleep problems (insomnia);
  • Diarrhea;
  • Being anxious, restless, feeling anxious, restless, or stressed;.

This is not a comprehensive list of possible side effects, and others could happen. Consult your physician to seek medical advice on the effects. You can report any side effects to the FDA at 1-800-FDA-1088.


Don't take this medicine when you've taken an MAO inhibitor within the last 14 days, including isocarboxazid, linezolid blue injection, or phenelzine rasagiline, selegiline, or tranylcypromine.

Before you take this drug

Don't use Zyncof if you've used an MAO inhibitor within the last 14 days. A potentially dangerous interaction between drugs could occur. MAO inhibitors include isocarboxazid linezolid, Methylene blue injection rasagiline, phenelzine, and tranylcypromine.

Ask your doctor or pharmacist to determine if this medication is safe to use if:

  • Mucusy cough
  • Asthma, emphysema, and chronic bronchitis.

Talk to your doctor prior to taking this medication if you are nursing or pregnant.

This medication may contain phenylalanine. Make sure to read the label on the medicine if you suffer from the condition known as phenylketonuria (PKU).

How to take Zyncof?

Take exactly as indicated on the label or as directed by your physician. The cold or cough medicines are meant for short-term use only until the symptoms subside.

Follow the instructions on the medication label regarding administering cold or cough medication to children. Don't use the medicine solely to induce sleepiness in a child. Death can occur due to the use of cold or cough medicine in children who are very young.Take care when measuring liquid medicines. Use the dosing needle provided or a dose-measuring device (not an ordinary spoon).

It is possible to shake the liquid before you can measure a dose. Follow the instructions in the package.Suck this extended-release tablet whole, and don't chew, crush, or break it.Apply the granules directly to your tongue. Then, swallow it right, and then swallow it.Drink more fluids to ease congestion and smooth your throat while taking this medication.Consult your physician if symptoms don't improve after seven days or if you suffer from symptoms such as a high fever, rash, or headaches.

If you are planning to undergo any kind of procedure, inform the doctor ahead of time in the event that you've taken this medication within the last couple of days.Maintain it in a room that is clear of moisture and heat.

Do I be concerned if I miss a dose?

Zyncof is prescribed when it is needed and is not always on a prescribed schedule. Do not miss any doses when it's time to take the next dose. Do not take two doses in one go.

What will happen if I take excessively?

In case of medical emergencies, get emergency medical attention or seek assistance via the Poison Helpline at 1-800-222-1222.

What should be avoided?

Avoid driving and other hazardous activities until you are aware of the way Zyncof can affect your body. Your reaction could be affected.Alcohol consumption with this medicine may cause unwanted side effects.Consult a physician or pharmacist prior to using any other cold or cough medicines that may have similar components.

Interaction with other drugs

Beware of using this medicine in conjunction with other medications that can result in drowsiness or slow breathing (such as opioid medication, a muscle relaxer, medication to treat anxiety, or seizures).

Consult a physician or pharmacist prior to using this medication if you're taking any other medications, such as prescription and over-the-counter medications, vitamins, and herbal products. Certain medications can trigger unwanted or even dangerous reactions when combined. Some interactions may not be mentioned in this medication guide.