When experiencing symptoms of itchy throat, nasal congestion, runny nose, sneezing, rash, many people take antihistamines without having been diagnosed by a doctor. Although antihistamines are common household medicines, it is still necessary to understand the properties of the medicine (brand), dosage (amount), method of intake, and symptom observation. Taking the wrong medicine for the illness or taking too little will not cure the disease. Taking too much can harm overall health and be dangerous to the body.
Getting to Know Antihistamines
Antihistamines, such as Chlorpheniramine, generally come in 2 forms:
- Tablet form, suitable for older children and adults
- Syrup form, suitable for young children aged 2 years and above
Antihistamines are suitable for reducing mild allergy symptoms such as cough, sneezing, nasal congestion, clear runny nose caused by allergies to air, dust, pollen, or animal fur, including hives and itchy rashes caused by food allergies, etc.
Properties of Antihistamines
- Relieve runny nose, cough, sneezing caused by air allergies, such as Chlorpheniramine and Brompheniramine
- Relieve itchy rashes and hives, such as Hydroxyzine. Medicines in this group have a sedative effect on the brain and should not be used in children under 2 years old as it may stunt growth and prevent them from growing tall
- Help reduce nasal discharge and dry up the runny nose, often used during colds and runny nose, but do not cure the cold itself. Should only be used when there is clear nasal discharge. Use with caution in young children
How to Take Antihistamines Correctly?
- Take medicine as prescribed by a doctor or consult a pharmacist at a pharmacy
- The dosage of antihistamines depends on the active ingredient, and the amount varies for each type of medicine
Precautions When Taking Antihistamines
- Some antihistamines may cause dry mouth, dry nose, difficulty urinating, and drowsiness. Avoid driving, working, or being near machinery. If work is necessary or rest is not possible, use non-drowsy antihistamines
- Antihistamines often thicken mucus. If coughing worsens after taking antihistamines, stop taking the medicine immediately
- Do not take antihistamines with alcoholic beverages or medicines that depress the central nervous system, such as sleeping pills or anticonvulsants
- Pregnant and breastfeeding women should not take antihistamines on their own and should consult a doctor or pharmacist to select the appropriate type and dosage
- When allergy symptoms improve, consult a doctor or pharmacist to adjust and reduce the medication
