DrugindexOnline^{2nd edition}

Generic Name: Guaifenesin Granules (gwye-FEN-eh-sin)
Brand Name: Examples include Mucinex Children's and Mucinex Junior Strength

Mucinex Junior Strength Granules is used for:

Relieving symptoms of cough and mucus in the chest due to colds, flu, or hay fever. It may also be used for other conditions as determined by your doctor.

Mucinex Junior Strength Granules is an expectorant. It works by thinning mucus (phlegm) in the lungs and making it less sticky and easier to cough up. This reduces chest congestion by making coughs more productive.

Do NOT use Mucinex Junior Strength Granules if:

• you are allergic to any ingredient in Mucinex Junior Strength Granules

Contact your doctor or health care provider right away if any of these apply to you.

Before using Mucinex Junior Strength Granules:

Some medical conditions may interact with Mucinex Junior Strength Granules. Tell your doctor or pharmacist if you have any medical conditions, especially if any of the following apply to you:

• if you are pregnant, planning to become pregnant, or are breast-feeding
• if you are taking any prescription or nonprescription medicine, herbal preparation, or dietary supplement
• if you have allergies to medicines, foods, or other substances
• if you have a persistent cough that occurs with smoking, asthma, chronic bronchitis, or emphysema, or if your cough occurs with large amounts of mucus
• if you have phenylketonuria

Some MEDICINES MAY INTERACT with Mucinex Junior Strength Granules. Tell your health care provider if you are taking any other medicines. However, no specific interactions with Mucinex Junior Strength Granules are known at this time.

Ask your health care provider if Mucinex Junior Strength Granules may interact with other medicines that you take. Check with your health care provider before you start, stop, or change the dose of any medicine.

How to use Mucinex Junior Strength Granules:

Use Mucinex Junior Strength Granules as directed by your doctor. Check the label on the medicine for exact dosing instructions.

• Take Mucinex Junior Strength Granules by mouth with or without food.
• Drinking extra fluids while you are taking Mucinex Junior Strength Granules is recommended. Check with your doctor for instructions.
• Empty the entire contents of the packet onto the tongue and swallow. For best taste, do not chew before swallowing.
• If you miss a dose of Mucinex Junior Strength Granules and you are taking it regularly, take it as soon as possible. If it is almost time for your next dose, skip the missed dose and go back to your regular dosing schedule. Do not take 2 doses at once.

Ask your health care provider any questions you may have about how to use Mucinex Junior Strength Granules.

Important safety information:

• Mucinex Junior Strength Granules may cause dizziness. These effects may be worse if you take it with alcohol or certain medicines. Use Mucinex Junior Strength Granules with caution. Do not drive or perform other possibly unsafe tasks until you know how you react to it.
• If cough persists for more than 1 week or is accompanied by a fever, contact your health care provider. A persistent cough could be a sign of a serious condition.
• Some of these products contain phenylalanine. If you must have a diet that is low in phenylalanine, ask your pharmacist if it is in your product.
• Different brands of Mucinex Junior Strength Granules may have different dosing instructions for CHILDREN. Follow the dosing instructions on the package labeling. If your doctor has given you instructions, follow those. If you are unsure of the dose to give a child, check with your doctor or pharmacist.
• PREGNANCY and BREAST-FEEDING: If you become pregnant, contact your doctor. You will need to discuss the benefits and risks of using Mucinex Junior Strength Granules while you are pregnant. It is not known if Mucinex Junior Strength Granules is found in breast milk. If you are or will be breast-feeding while you use Mucinex Junior Strength Granules, check with your doctor. Discuss any possible risks to your baby.

Possible side effects of Mucinex Junior Strength Granules:

All medicines may cause side effects, but many people have no, or minor, side effects. Check with your doctor if any of these most COMMON side effects persist or become bothersome:

Diarrhea; dizziness; gas; headache; nausea; upset stomach; vomiting.

Seek medical attention right away if any of these SEVERE side effects occur:

Severe allergic reactions (rash; hives; itching; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue).

This is not a complete list of all side effects that may occur. If you have questions or need medical advice about side effects, contact your doctor or health care provider. You may report side effects to the FDA at 1-800-FDA-1088 (1-800-332-1088) or at http://www.fda.gov/medwatch.

If OVERDOSE is suspected:

Contact 1-800-222-1222 (the American Association of Poison Control Centers), your local poison control center (http://www.aapcc.org/findyour.htm), or emergency room immediately.

Proper storage of Mucinex Junior Strength Granules:

Store Mucinex Junior Strength Granules at room temperature, between 59 and 77 degrees F (15 and 25 degrees C). Store away from heat, moisture, and light. Do not store in the bathroom. Keep Mucinex Junior Strength Granules out of the reach of children and away from pets.

General information:

• If you have any questions about Mucinex Junior Strength Granules, please talk with your doctor, pharmacist, or other health care provider.
• Mucinex Junior Strength Granules is to be used only by the patient for whom it is prescribed. Do not share it with other people.
• If your symptoms do not improve or if they become worse, check with your doctor.

This information is a summary only. It does not contain all information about Mucinex Junior Strength Granules. If you have questions about the medicine you are taking or would like more information, check with your doctor, pharmacist, or other health care provider.