Antihistamine tablets, which are known by the scientific name of antihistamines, are a commonly used drug to treat runny nose in colds and other allergy symptoms.. This drug, which is in the category of anti-allergic drugs, can be obtained from the pharmacy without a prescription.. Of course, it is better to avoid arbitrary use of side effects..

If you are also constantly suffering from allergy symptoms, join us in this article from GCORP LLC to explore the uses, side effects and drug interactions of antihistamine pills.

What is an antihistamine pill?

This pill controls allergy symptoms such as sneezing, nasal congestion and itchy skin by reducing the effect of histamine... Histamine is a chemical in the body that is released when symptoms of allergies and colds occur.... The body naturally produces this chemical and stores it in allergic cells... When histamine is released in the body, you will experience symptoms such as itching, sneezing, hives, burning eyes, etc.... Antihistamine decongestant tablets are one of the most important anti-allergic drugs that can block histamine receptors on the cell and reduce the physical reaction to allergens.

Types of antihistamines (antihistamines)

Antihistamines are produced in different forms such as tablets, capsules, syrups, eye drops, nasal sprays and skin creams, and generally have 2 main types:

Sedative antihistamine

This type of antihistamine is known as the first or old generation antihistamines, which causes drowsiness.. In fact, the components of the first generation of antihistamine tablets are transferred to the brain through the blood and have effects such as reducing the power of thinking, concentration and mobility.. Antihistamines...

Read more: Hydroxyzine tablets.

Usually, the general practitioner prescribes soothing antihistamine tablets to reduce itching caused by allergies during sleep or to relieve the symptoms of travel sickness and dizziness, which include:

• Chlorpheniramine
Clemastine Cyproheptadine hydrochloride
• Promethazine Hydrochloride
Cinnarizine
• Promethazine
• Cyclizine

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Non-sedating antihistamine

This type of antihistamine pill, which is known as the second and newer generation antihistamine, has less sleeping effects... but the effectiveness and side effects of non-sedating antihistamines vary from person to person... so avoid arbitrarily consuming the types we introduce below:

• Acrivastine
• Citrizine hydrochloride
Loratadine Fexofenadine

Learn more:What is fexofenadine syrup for?... What is the use of this syrup?

Use of antihistamine tablets

The most important uses of this pill are as follows:

Antihistamine to relieve allergy symptoms

Antihistamine drug is one of the best anti-allergic drugs that can control the symptoms of allergies and inflammation caused by diseases.... On the other hand, the doctor usually prescribes this pill for people who have allergic symptoms due to the penetration of dust and fine particles into the respiratory tract.

Read more:Medication for runny nose.. Treatment of runny nose in the shortest time

Antihistamine tablets for runny nose

This pill is a widely used and effective drug to control allergy symptoms such as runny nose. In fact, due to the presence of chlorpheniramine and brominepheniramine, antihistamine decongestants act on H1 receptors and help reduce the effect of histamine, a chemical that causes allergy symptoms.>

Antihistamine for itching

Another use of this pill is to reduce the effects of histamine and control itching caused by allergies. In most cases, specialists prescribe antihistamine decongestant pills to treat itching caused by hives and chronic allergies.

Learn more: Bilastin tablets

Antihistamine pills for colds

This pill does not have a direct effect on the treatment of colds, but it can help control its symptoms such as nasal and sinus congestion, improve runny nose and relieve sneezing... On the other hand, the antimuscarinic effects of antihistamine tablets can help dry the nasal mucosa and runny nose caused by colds.

Learn more: Corizan tablets

What is an antihistamine decongestant pill good for?

This pill is prescribed to reduce complications caused by allergies such as the following:

• dermatitis
• Eczema with itching
• Hives
• Reduction of sneezing and coughing
Allergic conjunctivitis
• reducing watery eyes
• reducing eye, skin and nose itching
• Improving redness and swelling of the skin and eyes

Other uses of this pill include reducing nausea caused by travel or dizziness and healing insect bites.

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How to use antihistamine (antihistamine)

To avoid mild to severe side effects of antihistamine, be sure to take it as prescribed by your doctor and avoid arbitrarily increasing or decreasing the dose of the drug.... You can take this pill at any time of the day, although it should be noted that most antihistamine drugs have sleeping effects and that is why the doctor usually prescribes them for use at night

Other important points about how to take antihistamine tablets are:

• If you have digestive problems, take this pill with food or milk.
• The antihistamine pill should be swallowed whole.. so avoid breaking, halving or chewing it.
• If this pill is taken to prevent travel sickness, you should take it at least one or two hours before the start of the trip.
• Avoid taking too much of this pill.. because it can cause side effects such as delirium, difficulty in breathing or swallowing, hives, etc.
• If you forget a dose of medicine, take the missed dose as soon as you remember, but avoid taking 2 doses of medicine separately from each other at the same time...Also, if the next dose of medicine is close, you can continue to take it according to the specified schedule.

Read more: What is Coldox?

Antihistamine tablets for children

Before taking any type of antihistamine medicine for children, it is better to consult a pediatrician first.. Experts believe that antihistamine drugs that treat the symptoms of allergies and runny nose caused by colds in adults are not only not useful for children under 2 years of age, but can also endanger their health. Based on the child's weight, age, medical history and medical conditions, the exact type and dosage of the medicine is determined.

Read more:What is betamethasone ampoule for?... The end of allergic reactions

How many hours are antihistamine tablets prescribed?

Recommendations for using this pill may vary depending on the type of medicine and the individual's condition... Usually, the doctor prescribes an antihistamine decongestant once a day for adults.... However, it is better to consult your doctor or read the instructions for taking the drug in the package leaflet to ensure accurate usage recommendations.

Side effects of antihistamine tablets (antihistamine)

Dangers and mild side effects of this pill include:

• Headache
• dizziness
• fatigue
• Constipation
• Extreme thirst
dry mouth
• Decreased engine performance
• Blurred vision
• Urine retention

Serious side effects of antihistamine tablets are usually rare. However, tell your doctor right away if you notice any of the following symptoms:

• Skin rash
• Hives
• Difficulty swallowing or breathing
• Delirium
• Swelling of the face, tongue or throat

Is it permissible to take antihistamine tablets during pregnancy and breastfeeding?

Usually, the use of this pill in a low dose does not cause any problems for pregnant women... Of course, it is better to use antihistamine pills more carefully and under the supervision of a specialist doctor during this period.. Since some of the first generation sedative antihistamines can cause dangerous side effects during pregnancy. be.

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What medicines do antihistamine tablets interact with?

The simultaneous use of antihistamines interacts with the following drugs and can change how they work in your body:

• Phenelzine
• Procarbazine
• Rasagilin
• Sefinamide
• Isocarboxazid
• Linezolid
• Metaxalone
• methylene blue
• Moclobmid
• Selegiline
• tranylcypromine
Antitussives such as codeine and hydrocodone
• hypnotic and sedative drugs such as alprazolam, lorazepam and zolpidem
• muscle relaxants such as carisoprodol and cyclobenzaprine

Guide to see a doctor

Antihistamine tablets are very effective anti-allergic drugs that are prescribed in most cases for a runny nose in colds and to reduce allergy symptoms such as sneezing, nasal congestion, itchy eyes and skin... This medicine can be obtained without a prescription from a pharmacy, but to avoid side effects and drug interactions, be sure to take it as prescribed by an asthma and allergy specialist.. You can consult an asthma and allergy specialist online for more tips.

If you have doubts about the use or side effects of decongestant antihistamines, you can go to the GCORP LLC website and make an appointment with a specialist doctor through the online appointment system of this collection for face-to-face consultation or online consultation via phone, SMS and video.

Learn more:What is an anti-nausea pill?

Frequently Asked Questions

Sources: webmd | Everyday health