Index
It is used to treat sneezing, runny nose, itching, watery eyes, hives, rashes, itching, and other allergies and the common cold symptoms.
It is an antihistamine that blocks the effects of histamine.
Who should not take Dexchlorpheniramine?
Do not take this medication if you have taken a monoamine oxidase inhibitor (MAOI) such as Isocarboxazid (Marplan), Phenelzine (Nardil), or Tranylcypromine (Parnate) in the last 14 days. It can produce a hazardous interaction with medications, which can cause serious side effects.
Before taking this medication, tell your doctor if you have:
- Glaucoma or increased pressure in the eye.
- A stomach ulcer
- An enlarged prostate, bladder problems, or difficulty urinating.
- An overactive thyroid ( hyperthyroidism ).
- Hypertension or any heart problem.
- Asthma .
You may not be able to take Dexchlorpheniramine, or you may need a lower dose or special monitoring during treatment if you have any of the conditions listed above.
Know that the FDA classifies Dexchlorpheniramine in category B of Pregnancy Risk. This means that it is likely to harm the unborn baby. Do not take this drug if you are pregnant.
Babies are susceptible to antihistamines, and severe side effects can occur in a nursing baby.
Dexchlorpheniramine is not recommended if you are breastfeeding a baby. Please do not take it without first talking to your doctor.
If you are over 60 years of age, you are more likely to experience side effects with Dexchlorpheniramine. Moreover, you may need a lower dose of this medication.
How should I take Dexchlorpheniramine?
- Take this medication exactly as directed by your doctor. If you do not understand these instructions, ask your pharmacist, nurse, or doctor to explain them.
- Take each dose with a full glass of water.
- Dexchlorpheniramine can be taken with or without food.
- Do not crush, chew, or break any form of prolonged release of Dexchlorpheniramine. Bring the whole. These are specially formulated to be released slowly into your body.
Note: To ensure you get the correct dose, measure the Dexchlorpheniramine syrup form with a special dose-measuring spoon or cup, not a regular spoonful. If you do not have a dose measurement device, ask your pharmacist where you can get one.
Never take more of this medication than prescribed for you. Regular-release tablets and syrup are usually taken every 4 to 6 hours as needed (four to six times per day).
Tablets and extended-release capsules are usually taken every 8 to 10 hours as needed (two or three times a day).
Considerations
How to store?
Store Dexchlorpheniramine at room temperature, away from moisture and heat.
What happens if I miss a dose?
Take the missed dose as soon as you remember it. However, if it is almost time for your next dose, skip the missed one and take only your following regularly scheduled amount.
Do not duplicate this medication unless your doctor tells you otherwise.
What happens if an overdose occurs?
Seek emergency medical attention.
Symptoms of a Dexchlorpheniramine overdose include:
- Extreme drowsiness
- Confusion.
- Weakness.
- Ringing in the ears.
- Blurry vision.
- Dilated pupils.
- Dry mouth.
- Hot flushes.
- Fever.
- Tremors
- Insomnia.
- Hallucinations
- Convulsions
Warnings
Be careful when driving, operating machinery, or performing other dangerous activities. Dexchlorpheniramine may cause dizziness or drowsiness. If you experience dizziness or drowsiness, avoid these activities.
Drink alcohol with caution. Alcohol can increase drowsiness and dizziness while taking Dexchlorpheniramine.
Do not crush, chew, or break any form of prolonged release of Dexchlorpheniramine. Bring the whole. They are specially formulated to be released slowly into your body.
Side effects
Stop taking Dexchlorpheniramine. and seek emergency medical attention if you experience an allergic reaction (difficulty breathing, narrowing of the throat, swelling of the lips, tongue or face, or hives ).
Other less serious side effects may be more likely. Do not continue taking Dexchlorpheniramine, and talk to your doctor if you feel:
- Drowsiness, fatigue, or dizziness.
- Headache.
- Dry mouth.
- Difficulty urinating or an enlarged prostate.
Side effects other than those listed here may also occur. Talk to your doctor about any unusual side effects that are especially bothersome.
Proper use of Dexchlorpheniramine
For patients taking this medication orally:
Antihistamines can be taken with food or a glass of water or milk to decrease stomach irritation if necessary.
If you are taking the extended-release tablet of this medicine, swallow the tablets whole. Do not break, crush or chew before swallowing.
For patients taking Dimenhydrinate or Diphenhydramine for motion sickness:
Take this medicine for at least 30 minutes or, even better, 1 to 2 hours before you start traveling.
For patients who use the suppository form of this medication:
First, remove the aluminum wrap and moisten the suppository with cold water to insert the suppository. Lie on your side and use your finger to push the suppository well into the rectum.
If the suppository is too soft to insert, relax for 30 minutes or let cold water run on it before removing the foil wrap.
For patients who use the injection form of this medication:
If the injection is given, be sure you understand exactly how to administer it. If you have any questions about this, ask your health professional.
Antihistamines are used to relieve or prevent the symptoms of your medical problem. Take them only as directed.
Unless your doctor tells you otherwise, please do not take more of them and do not take them more often than recommended on the label. Doing so can increase the possibility of side effects.
Complete dosing guide
The dose of Dexchlorpheniramine will be different for each patient. Follow your doctor’s orders or the instructions on the label.
The following information includes only the average doses of these medications. If your amount is different, do not change it unless your doctor tells you to.
The amount of medication you take depends on the potency of the drug. In addition, the amount of dose you take each day, the time allowed between the quantities, and the time Dexchlorpheniramine takes depend on the medical problem for which you are using it.
For use as an Antihistaminic:
For Azatadine:
For the oral dosage form (tablets):
- Adults: 1 to 2 milligrams (mg) every eight to twelve hours.
- Children 12 years of age and older: 0.5 mg to 1 mg twice daily.
- Children from 4 to 12 years of age: use and dosage should be determined by your doctor.
- Children and babies up to 4 years of age: its use is not recommended.
For Brompheniramine:
For regular (short-acting) oral dosage forms (capsules, tablets, or liquid):
- Adults and adolescents: 4 milligrams (mg) every four to six hours.
- Children 6 to 12 years of age: 2 mg every four to six hours as needed.
- Children 4 to 6 years of age: 1 mg every four to six hours as needed.
- Children and babies up to 4 years of age: its use is not recommended.
For the injectable dosage form:
- Adults and adolescents: 10 milligrams (mg) injected into a muscle, under the skin, or into a vein every eight to twelve hours.
- Children 4 to 12 years of age: 0.125 mg per kilogram (0.06 mg per pound) of body weight injected into a muscle, under the skin, or into a vein three or four times a day.
- Children and babies up to 4 years of age: its use is not recommended.
Para la Cetirizine:
For oral dosage forms (syrup and tablets):
- Adults: 5 to 10 milligrams (mg) once a day.
- Children 6 years and older: 5 to 10 mg once a day.
- Children from 4 to 6 years of age: 2.5 mg once a day, up to 5 mg once a day, or 2.5 mg twice a day.
- Children and babies up to 4 years of age: its use is not recommended.
For Chlorpheniramine:
For regular (short-acting) oral dosage forms (tablets or liquid):
- Adults and adolescents: 4 milligrams (mg) every four to six hours.
- Children 6 to 12 years of age: 2 mg three or four times a day.
- Children from 4 to 6 years of age: the use and dosage should be determined by your doctor.
- Children and babies up to 4 years of age: its use is not recommended.
For long-acting oral dosage forms (capsules or tablets):
- Adults: 8 or 12 milligrams (mg) every eight to twelve hours, as needed.
- Children 12 years of age and older: 8 mg every 12 hours as needed.
- Children from 4 to 12 years of age: use and dosage should be determined by your doctor.
- Children and babies up to 4 years of age: its use is not recommended.
For the injectable dosage form:
- Adults: 5 to 40 milligrams (mg) injected into a muscle, into a vein, or under the skin.
- Children 4 years and older: 0.0875 mg per kilogram (0.04 mg per pound) of body weight injected under the skin every six hours, as needed.
- Children and babies up to 4 years of age: its use is not recommended.
Para Clemastina:
For oral dosage forms (tablets or liquid):
- Adults and adolescents: 1.34 milligrams (mg) twice a day or 2.68 mg one to three times a day.
- Children from 6 to 12 years of age-0.67 to 1.34 mg twice daily.
- Children from 4 to 6 years of age: the use and dosage should be determined by your doctor.
- Children and babies up to 4 years of age: its use is not recommended.
For Cyproheptadine:
For oral dosage forms (tablets or liquid):
- Adults and children 14 years of age and older: 4 thousand grams (mg) every eight hours. The doctor can increase the dose if necessary.
- Children from 6 to 14 years of age: 4 mg every eight to twelve hours as needed.
- Children from 4 to 6 years of age: 2 mg every eight to twelve hours as needed.
- Children and babies up to 4 years of age: its use is not recommended.
Para Desloratadine:
For the oral dosage form (tablets):
- Adults and children 12 years of age and older: 5 milligrams (mg) once daily.
- Children from 4 to 12 years of age: use and dosage should be determined by your doctor.
- Children and babies up to 4 years of age: its use is not recommended.
For Dexchlorpheniramine:
For the regular (short-acting) oral dosage form (tablets or liquid):
- Adults and adolescents: 2 milligrams (mg) every four to six hours.
- Children 5 to 12 years of age: 1 mg every four to six hours as needed.
- Children 4 to 5 years of age: 0.5 mg every four to six hours as needed.
- Children and babies up to 4 years of age: Use is not recommended.
For the long-acting oral dosage form (tablets):
- Adults-4 or 6 milligrams (mg) every eight to twelve hours as needed.
- Children 4 years and older: the use and dosage should be determined by your doctor.
- Children and babies up to 4 years of age: its use is not recommended.
For Diphenhydramine:
For oral dosage forms (capsules, tablets, or liquid):
- Adults and adolescents: 25 to 50 milligrams (mg) every four to six hours.
- Children from 6 to 12 years of age: 12.5 to 25 mg every four to six hours.
- Children from 4 to 6 years of age: from 6.25 to 12.5 mg every four to six hours.
- Children and babies up to 4 years of age: its use is not recommended.
For injectable dosage form:
- Adults: 10 to 50 milligrams (mg) injected into a muscle or a vein.
- Children 4 years of age and older: 1.25 mg per kg (0.6 mg per pound) of body weight injected into a muscle four times a day.
- Children and babies up to 4 years of age: its use is not recommended.
For Doxylamine:
For the oral dosage form (tablets):
- Adults and adolescents: 12.5 to 25 milligrams (mg) every four to six hours.
- Children 6 to 12 years of age-6.25 to 12.5 mg Four to six hours as needed.
- Children from 4 to 6 years of age: the use and dosage should be determined by your doctor.
- Children and babies up to 4 years of age: its use is not recommended.
For Fexofenadine:
For the oral dosage form (capsules):
- Adults and adolescents: 60 milligrams (mg) twice a day or 180 mg once a day.
- Children from 6 to 11 years of age: 30 mg twice a day.
- Children from 4 to 6 years of age: use and dosage should be determined by your doctor.
- Children and babies up to 4 years of age: its use is not recommended.
For Loratadine:
For oral dosage forms (tablets or liquid):
- Adults and children six years and older: 10 milligrams (mg) once a day.
- Children from 4 to 5 years of age: 5 mg once a day.
- Children and babies up to 4 years of age: its use is not recommended.
For Fenindamine:
For the oral dosage form (tablets):
- Adults and adolescents: 25 milligrams (mg) every four to six hours.
- Children 6 to 12 years of age: 2.5 mg every four to six hours.
- Children from 4 to 6 years of age: the use and dosage should be determined by your doctor.
- Children and babies up to 4 years of age: its use is not recommended.