Generic Name: Dextromethorphan and Doxylamine (DEX troe meth OR fan & dox IL a meen)
Brand Name: Nighttime Cough
Uses of Nighttime Cough:
- It is used to ease allergy signs.
- It is used to relieve coughing.
What do I need to tell my doctor BEFORE I take Nighttime Cough?
- If you have an allergy to any part of Nighttime Cough (dextromethorphan and doxylamine).
- If you are allergic to any drugs like this one, any other drugs, foods, or other substances. Tell your doctor about the allergy and what
signs you had, like rash; hives; itching; shortness of breath; wheezing; cough; swelling of face, lips, tongue, or throat; or any other signs.
- If you have taken certain drugs for depression or Parkinson's disease in the last 14 days. This includes isocarboxazid, phenelzine,
tranylcypromine, selegiline, or rasagiline. Very high blood pressure may happen.
- If you are taking any of these drugs: Linezolid or methylene blue.
- If you have a cough with a lot of mucus.
- If you have a long-term cough caused by smoking or being around smoke, or lung problems like asthma or emphysema.
This is not a list of all drugs or health problems that interact with Nighttime Cough (dextromethorphan and doxylamine).
Tell your doctor and pharmacist about all of your drugs (prescription or OTC, natural products, vitamins) and health problems. You must check
to make sure that it is safe for you to take Nighttime Cough (dextromethorphan and doxylamine) with all of your drugs and health problems. Do not start, stop, or change the dose of
any drug without checking with your doctor.
What are some things I need to know or do while I take Nighttime Cough?
- Tell all of your health care providers that you take Nighttime Cough (dextromethorphan and doxylamine). This includes your doctors, nurses, pharmacists, and dentists.
- Do not take more than what your doctor told you to take. Taking more than you are told may raise your chance of very bad side effects.
- Do not take Nighttime Cough (dextromethorphan and doxylamine) for longer than you were told by your doctor.
- Avoid driving and doing other tasks or actions that call for you to be alert until you see how Nighttime Cough (dextromethorphan and doxylamine) affects you.
- Avoid drinking alcohol while taking Nighttime Cough (dextromethorphan and doxylamine).
- Talk with your doctor before you use other drugs and natural products that slow your actions.
- Use with care in children. Talk with the doctor.
- Do not use to make a child sleepy. Talk with the doctor.
- Do not give Nighttime Cough (dextromethorphan and doxylamine) to a child younger than 4 years of age.
- Tell your doctor if you are pregnant or plan on getting pregnant. You will need to talk about the benefits and risks of using Nighttime Cough (dextromethorphan and doxylamine)
while you are pregnant.
- Tell your doctor if you are breast-feeding. You will need to talk about any risks to your baby.
How is this medicine (Nighttime Cough) best taken?
Use Nighttime Cough (dextromethorphan and doxylamine) as ordered by your doctor. Read all information given to you. Follow all instructions closely.
- Take with or without food. Take with food if it causes an upset stomach.
- Measure liquid doses carefully. Use the measuring device that comes with Nighttime Cough (dextromethorphan and doxylamine). If there is none, ask the pharmacist for a device to
measure Nighttime Cough (dextromethorphan and doxylamine).
What do I do if I miss a dose?
- If you take Nighttime Cough (dextromethorphan and doxylamine) on a regular basis, take a missed dose as soon as you think about it.
- If it is close to the time for your next dose, skip the missed dose and go back to your normal time.
- Do not take 2 doses at the same time or extra doses.
- Many times Nighttime Cough (dextromethorphan and doxylamine) is taken on an as needed basis. Do not take more often than told by the doctor.
What are some side effects that I need to call my doctor about right away?
WARNING/CAUTION: Even though it may be rare, some people may have very bad and sometimes deadly side effects when taking a drug. Tell your
doctor or get medical help right away if you have any of the following signs or symptoms that may be related to a very bad side effect:
- Signs of an allergic reaction, like rash; hives; itching; red, swollen, blistered, or peeling skin with or without fever; wheezing;
tightness in the chest or throat; trouble breathing, swallowing, or talking; unusual hoarseness; or swelling of the mouth, face, lips, tongue,
What are some other side effects of Nighttime Cough?
All drugs may cause side effects. However, many people have no side effects or only have minor side effects. Call your doctor or get medical
help if any of these side effects or any other side effects bother you or do not go away:
- Feeling sleepy.
- Feeling nervous and excitable.
These are not all of the side effects that may occur. If you have questions about side effects, call your doctor. Call your doctor for medical
advice about side effects.
You may report side effects to the FDA at 1-800-FDA-1088. You may also report side effects at http://www.fda.gov/medwatch.
If OVERDOSE is suspected:
If you think there has been an overdose, call your poison control center or get medical care right away. Be ready to tell or show what was
taken, how much, and when it happened.
How do I store and/or throw out Nighttime Cough?
- Store at room temperature.
- Store in a dry place. Do not store in a bathroom.
- Keep all drugs in a safe place. Keep all drugs out of the reach of children and pets.
- Throw away unused or expired drugs. Do not flush down a toilet or pour down a drain unless you are told to do so. Check with your
pharmacist if you have questions about the best way to throw out drugs. There may be drug take-back programs in your area.
Consumer information use
- If your symptoms or health problems do not get better or if they become worse, call your doctor.
- Do not share your drugs with others and do not take anyone else's drugs.
- Keep a list of all your drugs (prescription, natural products, vitamins, OTC) with you. Give this list to your doctor.
- Talk with the doctor before starting any new drug, including prescription or OTC, natural products, or vitamins.
- Some drugs may have another patient information leaflet. Check with your pharmacist. If you have any questions about Nighttime Cough (dextromethorphan and doxylamine), please talk
with your doctor, nurse, pharmacist, or other health care provider.
- If you think there has been an overdose, call your poison control center or get medical care right away. Be ready to tell or show what was
taken, how much, and when it happened.
Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.
More about Nighttime Cough (dextromethorphan / doxylamine)
- Side Effects
- Dosage Information
- Drug Interactions
- Drug class: upper respiratory combinations
- FDA Alerts (1)
Other brands: Vicks Nyquil Cough, Robitussin Nighttime Cough DM, Safetussin PM
Related treatment guides
- Cough and Nasal Congestion
Editorial References and Review
Medically reviewed by USARx EDITORIAL TEAM Last updated on 1/1/2020.
Source: Drugs.com Nighttime Cough (www.drugs.com/cdi/nighttime-cough.html).