Maxichlor PEH DM Generic Name: Phenylephrine/Chlorpheniramine/Dextromethorphan
Maxichlor PEH DM
Maxichlor PEH DM is used for:
Relieving symptoms of sinus congestion, runny nose, sneezing, and cough due to colds, upper respiratory infections, and allergies. It may also be used for other conditions as determined by your doctor.
Maxichlor PEH DM is a decongestant, antihistamine, and cough suppressant combination. The decongestant works by constricting blood vessels and reducing swelling in the nasal passages. The antihistamine works by blocking the action of histamine, which helps reduce symptoms such as watery eyes and sneezing. The cough suppressant works in the brain to help decrease the cough reflex to reduce a dry cough.
Do NOT use Maxichlor PEH DM if:
- you are allergic to any ingredient in Maxichlor PEH DM
- you have severe high blood pressure, severe heart blood vessel disease, rapid heartbeat, severe heart problems, stomach ulcer, or narrow-angle glaucoma
- you are unable to urinate or are having an asthma attack
- you are taking droxidopa or sodium oxybate (GHB), or you have taken furazolidone or a monoamine oxidase inhibitor (MAOI) (eg, phenelzine) within the last 14 days
Contact your doctor or health care provider right away if any of these apply to you.
Before using Maxichlor PEH DM :
Some medical conditions may interact with Maxichlor PEH DM . 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 fast, slow, or irregular heartbeat
- if you have a history of adrenal gland problems (eg, adrenal gland tumor); heart problems; high blood pressure; diabetes; heart blood vessel problems; stroke; glaucoma; a blockage of your stomach, bladder, or intestines; ulcers; trouble urinating; an enlarged prostate or other prostate problems; seizures; sleep apnea; mental or mood problems (eg, depression); or an overactive thyroid
- if you have a history of asthma, chronic cough, lung problems (eg, chronic bronchitis, emphysema), or chronic obstructive pulmonary disease (COPD), or if your cough occurs with large amounts of mucus
- if you have a history of alcohol abuse, are in poor health, are very overweight, or are confined to a bed
Some MEDICINES MAY INTERACT with Maxichlor PEH DM . Tell your health care provider if you are taking any other medicines, especially any of the following:
- Beta-blockers (eg, propranolol), catechol-O-methyltransferase (COMT) inhibitors (eg, tolcapone), furazolidone, indomethacin, MAOIs (eg, phenelzine), sodium oxybate (GHB), or tricyclic antidepressants (eg, amitriptyline) because they may increase the risk of Maxichlor PEH DM 's side effects
- Digoxin or droxidopa because the risk of irregular heartbeat or heart attack may be increased
- Bromocriptine or hydantoins (eg, phenytoin) because the risk of their side effects may be increased by Maxichlor PEH DM
- Guanadrel, guanethidine, mecamylamine, methyldopa, or reserpine because their effectiveness may be decreased by Maxichlor PEH DM
This may not be a complete list of all interactions that may occur. Ask your health care provider if Maxichlor PEH DM 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 Maxichlor PEH DM :
Use Maxichlor PEH DM as directed by your doctor. Check the label on the medicine for exact dosing instructions.
- Take Maxichlor PEH DM by mouth with or without food. If stomach upset occurs, take with food to reduce stomach irritation.
- Take Maxichlor PEH DM with a full glass of water (8 oz/240 mL).
- If you miss a dose of Maxichlor PEH DM , 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 Maxichlor PEH DM .
Important safety information:
- Maxichlor PEH DM may cause dizziness, drowsiness, or blurred vision. These effects may be worse if you take it with alcohol or certain medicines. Use Maxichlor PEH DM with caution. Do not drive or perform other possibly unsafe tasks until you know how you react to it.
- Do not drink alcohol or use medicines that may cause drowsiness (eg, sleep aids, muscle relaxers) while you are using Maxichlor PEH DM ; it may add to their effects. Ask your pharmacist if you have questions about which medicines may cause drowsiness.
- Do not take diet or appetite control medicines while you take Maxichlor PEH DM without checking with your doctor.
- Maxichlor PEH DM has pseudoephedrine, chlorpheniramine, and dextromethorphan in it. Before you start any new medicine, check the label to see if it has pseudoephedrine, chlorpheniramine, or dextromethorphan in it too. If it does or if you are not sure, check with your doctor or pharmacist.
- Do not use Maxichlor PEH DM for a cough with a lot of mucus. Do not use it for a long-term cough (eg, caused by asthma, emphysema, smoking). However, you may use it for these conditions if your doctor tells you to.
- Do NOT take more than the recommended dose or use for longer than prescribed without checking with your doctor.
- If your symptoms do not get better within 5 to 7 days or if they get worse, check with your doctor.
- Contact your doctor if you have a sore throat that is severe, lasts more than 2 days, or occurs with fever, rash, headache, nausea, or vomiting.
- Tell your doctor if you have a fever that lasts more than 3 days or becomes worse.
- Contact your doctor if you have a cough that lasts more than 7 days or occurs with fever, rash, or persistent headache.
- Maxichlor PEH DM may cause you to become sunburned more easily. Avoid the sun, sunlamps, or tanning booths until you know how you react to Maxichlor PEH DM . Use a sunscreen or wear protective clothing if you must be outside for more than a short time.
- Maxichlor PEH DM may interfere with skin allergy tests. If you are scheduled for a skin test, talk to your doctor. You may need to stop taking Maxichlor PEH DM for a few days before the tests.
- Maxichlor PEH DM may interfere with certain lab tests. Be sure your doctor and lab personnel know you are taking Maxichlor PEH DM .
- Tell your doctor or dentist that you take Maxichlor PEH DM before you receive any medical or dental care, emergency care, or surgery.
- Use Maxichlor PEH DM with caution in the ELDERLY; they may be more sensitive to its effects, especially confusion, drowsiness, dizziness, dry mouth, nervousness, sleeplessness, and trouble urinating.
- Caution is advised when using Maxichlor PEH DM in CHILDREN; they may be more sensitive to its effects, especially excitability.
- Maxichlor PEH DM should not be used in CHILDREN younger than 6 years old without first checking with the child's doctor; safety and effectiveness in these children have not been confirmed.
- PREGNANCY and BREAST-FEEDING: If you become pregnant, contact your doctor. You will need to discuss the benefits and risks of using Maxichlor PEH DM while you are pregnant. It is not known if Maxichlor PEH DM is found in breast milk. Do not breast-feed while taking Maxichlor PEH DM .
When used for long periods of time or at high doses, Maxichlor PEH DM may not work as well and may require higher doses to obtain the same effect as when originally taken. This is known as TOLERANCE. Talk with your doctor if Maxichlor PEH DM stops working well. Do not take more than prescribed.
Some people who use Maxichlor PEH DM for a long time may develop a need to continue taking it. People who take high doses are also at risk. This is known as DEPENDENCE or addiction.
If you stop taking Maxichlor PEH DM suddenly, you may have WITHDRAWAL symptoms. These may include mental or mood changes (eg, depression).
Possible side effects of Maxichlor PEH DM :
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:
Constipation; diarrhea; dizziness; drowsiness; dry mouth, nose, or throat; excitability; headache; increased sweating; loss of appetite; nausea; nervousness or anxiety; trouble sleeping; upset stomach; vomiting; weakness.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); chest tightness; clumsiness or unsteadiness; difficulty urinating or inability to urinate; fast or irregular heartbeat; fever, chills, or sore throat; flushing or redness of the face; hallucinations; mental or mood changes; numbness or tingling; seizures; severe dizziness, drowsiness, lightheadedness, or headache; severe dryness of mouth, nose, and throat; severe or persistent trouble sleeping; shortness of breath; tremor; unusual bruising or bleeding; vision problems (eg, double vision, severe or persistent blurred vision).
This is not a complete list of all side effects that may occur. If you have questions about side effects, contact your health care provider. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088. You may also report side effects 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), or emergency room immediately. Symptoms may include blurred vision; confusion; hallucinations; mental or mood changes; muscle spasms; seizures; severe dizziness, lightheadedness, or headache; severe drowsiness; trouble breathing; unusual eye movements; unusually fast, slow, or irregular heartbeat; vomiting.Proper storage of Maxichlor PEH DM :
Store Maxichlor PEH DM at room temperature, between 59 and 86 degrees F (15 and 30 degrees C). Store away from heat, moisture, and light. Do not store in the bathroom. Keep Maxichlor PEH DM out of the reach of children and away from pets.
- If you have any questions about Maxichlor PEH DM , please talk with your doctor, pharmacist, or other health care provider.
- Maxichlor PEH DM 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 Maxichlor PEH DM . 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.