Carbetapentane and chlorpheniramine

Generic name: carbetapentane and chlorpheniramine [ kar-BET-a-PEN-tane-and-KLOR-fen-IR-a-meen ]
Brand names: Tannic-12 S, C-Tanna 12, Tussizone-12 RF, Tannate 12 S, Trionate, ... show all 8 brands Tussi-12, Tussi-12S, Tustan 12S
Dosage form: oral suspension (30 mg-4 mg/5 mL)
Drug class: Upper respiratory combinations

Medically reviewed by Drugs.com on Aug 7, 2023. Written by Cerner Multum.

What is carbetapentane and chlorpheniramine?

Carbetapentane is a cough suppressant.

Chlorpheniramine is an antihistamine that reduces the effects of natural chemical histamine in the body. Histamine can produce symptoms of sneezing, itching, watery eyes, and runny nose.

Carbetapentane and chlorpheniramine is a combination medicine is used to treat cough, sneezing, runny nose, and watery eyes caused by allergies or the common cold.

This medication will not treat a cough that is caused by smoking, asthma, or emphysema.

Carbetapentane and chlorpheniramine may also be used for purposes not listed in this medication guide.

Carbetapentane and chlorpheniramine side effects

Get emergency medical help if you have any of these signs of an allergic reaction: hives; difficult breathing; swelling of your face, lips, tongue, or throat.

carbetapentane and chlorpheniramine may cause serious side effects. Stop using carbetapentane and chlorpheniramine and call your doctor at once if you have:

• fast, pounding, or uneven heartbeat;

• severe headache, hallucinations, seizure (convulsions);

• severe dizziness or drowsiness;

• vision problems;

• little or no urinating;

• tremors, severe restlessness; or

• seizures (convulsions).

Common side effects of carbetapentane and chlorpheniramine may include:

• constipation, diarrhea;

• nausea, vomiting, upset stomach, loss of appetite;

• weakness, mild dizziness or drowsiness;

• anxiety, feeling nervous or excited; or

• sleep problems (insomnia).

This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.

Warnings

Do not use this medicine if you have used an MAO inhibitor in the past 14 days. A dangerous drug interaction could occur. MAO inhibitors include isocarboxazid, linezolid, methylene blue injection, phenelzine, rasagiline, selegiline, tranylcypromine, and others.

Before taking this medicine

Do not use carbetapentane and chlorpheniramine if you have used an MAO inhibitor in the past 14 days. A dangerous drug interaction could occur. MAO inhibitors include isocarboxazid, linezolid, methylene blue injection, phenelzine, rasagiline, selegiline, tranylcypromine, and others.

You should not use this medication if you are allergic to carbetapentane or chlorpheniramine.

To make sure carbetapentane and chlorpheniramine is safe for you, tell your doctor if you have:

• blockage in your digestive tract (stomach or intestines);

• bladder obstruction or other urination problems;

• glaucoma;

• liver or kidney disease;

• thyroid disorder;

• heart disease, high or low blood pressure;

• asthma or other breathing disorder; or

• if you take potassium (Cytra, Epiklor, K-Lyte, K-Phos, Kaon, Klor-Con, Polycitra, Urocit-K).

FDA pregnancy category C. It is not known whether carbetapentane and chlorpheniramine will harm an unborn baby. Tell your doctor if you are pregnant or plan to become pregnant while using this medication.

Carbetapentane and chlorpheniramine can pass into breast milk and may harm a nursing baby. Tell your doctor if you are breast-feeding a baby.

How should I take carbetapentane and chlorpheniramine?

Use exactly as directed on the label, or as prescribed by your doctor. Do not use in larger or smaller amounts or for longer than recommended. Cough or cold medicine is usually taken only for a short time until your symptoms clear up.

Always ask a doctor before giving a cough or cold medicine to a child. Death can occur from the misuse of cough and cold medicines in very young children.

Shake the oral suspension (liquid) well just before you measure a dose. Measure the liquid with a special dose-measuring spoon or medicine cup. If you do not have a dose-measuring device, ask your pharmacist for one.

This medication can affect the results of allergy skin tests. Tell any doctor who treats you that you are taking an antihistamine.

Call your doctor if your symptoms do not improve after 7 days of treatment, or if you have a fever with a headache, cough, or skin rash.

Store at room temperature away from moisture and heat.

Related/similar drugs

diphenhydramine, Benadryl, chlorpheniramine, Promethazine DM, Banophen, echinacea

What happens if I miss a dose?

Since carbetapentane and chlorpheniramine is used when needed, you may not be on a dosing schedule. If you are on a schedule, use the missed dose as soon as you remember. Skip the missed dose if it is almost time for your next scheduled dose. Do not use extra medicine to make up the missed dose.

What happens if I overdose?

Seek emergency medical attention or call the Poison Help line at 1-800-222-1222.

What should I avoid while taking carbetapentane and chlorpheniramine?

This medication may cause blurred vision and may impair your thinking or reactions. Be careful if you drive or do anything that requires you to be alert and able to see clearly.

Drinking alcohol can increase certain side effects of carbetapentane and chlorpheniramine.

Ask a doctor or pharmacist before using any other cold, cough, allergy, or sleep medicine. Antihistamines and cough suppressants are contained in many combination medicines. Taking certain products together can cause you to get too much of a certain drug. Check the label to see if a medicine contains an antihistamine or cough suppressant.

What other drugs will affect carbetapentane and chlorpheniramine?

Taking carbetapentane and chlorpheniramine with other drugs that make you sleepy or slow your breathing can worsen these effects. Ask your doctor before taking carbetapentane and chlorpheniramine with a sleeping pill, narcotic pain medicine, muscle relaxer, or medicine for anxiety, depression, or seizures.

Other drugs may interact with carbetapentane and chlorpheniramine, including prescription and over-the-counter medicines, vitamins, and herbal products. Tell each of your health care providers about all medicines you use now and any medicine you start or stop using.

Further information

Remember, keep this and all other medicines out of the reach of children, never share your medicines with others, and use this medication only for the indication prescribed.

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.

Medical Disclaimer

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