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Diazolin – Dosage, Side effects, and Contraindication 


Diazolin is produced in blister packs. Each of them contains 10 tablets. Store the drug should be no more than two years in a dark place at temperatures up to 25 degrees.

Increasing progress in the development of the economy leads to an increase in allergic diseases. The pursuit of profit pushes people to the extensive and widespread use of chemicals. Today, even food is not immune from their presence.

All over the world, in the state of ecology, and nutrition, people do not adhere to a healthy lifestyle. In the age of mental activity, we are all exposed to stress – all this affects the surge of allergic diseases. Currently, more than 85% of the world’s population suffers from them worldwide. The doctor can prescribe diazolin for both adults and children by diagnosing their symptoms.

Causes of the disease

Allergy is a negative reaction of the body to certain substances that enter in it due to various reasons.

Although it is not clear what causes allergic diseases. The most common causes have been identified. These are chemical ingredients found in human life and penetrate.

Excessive personal hygiene weakens the immune system and results in different allergies.

The impact of the drug diazolin

Having determined the allergen, first of all, the patient is isolated from it as much as possible. Then allergist suggests using diazolin drug treatment. The disease is completely individual. A substance that is an allergen for one may be completely harmless to another and vice versa.

The leading place in the treatment of patients is given to antihistamines. One of the representatives of this group is the drug diazolin. The active substance is mebhydrolin.

It belongs to the first generation of antihistamine drugs. However, despite the existence of newer similar drugs on the pharmaceutical market. Diazolin has not lost popularity at the present time. Its properties are quite diverse:

  • Antiallergic
  • Antipruritic
  • Anti-exudative
  • Anticholinergic

The drug relieves allergic reactions well and reduces swelling of the mucous membranes. It has a less pronounced sedative and hypnotic effect, unlike other drugs in this group. The duration of its impact is maintained for two days.

Diazolin is effective against diseases that include:

  • Urticaria
  • Hay fever
  • Allergic conjunctivitis and allergic rhinitis
  • Skin itching and irritation
  • The bite of various insects
  • The use of drugs
  • Allergic inflammation or inflammatory disease
  • Pollinosis
  • Neurodermatitis, as an additional remedy for asthmatics

Dosage of Diazolin

When choosing drugs that block the release of histamine. The doctor prefers diazolin tablets, instructions for use are as follows:

Children from the age of twelve and adults. They have been prescribed medicine of 100-200 mg from one to three times a day.

For children from two to five years of age, the allergist prescribes the drug at 50 mg once or twice a day. Take 6 to 8 hours of intervals between doses.

Children from the age of five to ten years of age should take the medication at a dosage of 50-200 mg up to four times a day.

For adults 100-300 mg maximum single dose per day.

Tablets are taken with meals and swallowed whole. Instead of crushing and washing down with clean drinking water.


Due to the low effectiveness of the drug in some particularly severe diseases, it should not be taken alone when:

  • Bronchial asthma
  • Anaphylactic shock
  • Angioedema

This can worsen the situation and contribute to the loss of time for emergency care to the patient.

In addition, it is unacceptable to take medication when:

  • Prostate diseases
  • Glaucoma
  • Stomach Diseases and intestines in the acute stage
  • Epilepsy
  • Pyloric stenosis
  • Some cardiovascular diseases
  • Pregnancy
  • Breastfeeding a child

With extreme caution, it is prescribed for diseases of the kidneys and liver. During treatment, you should avoid alcoholic beverages and work that requires special care. Due to the sedative effect of the drug and slowing down the reaction rate of the body.

Side effects

Diazolin in pharmacies is sold over the counter. However, you should use it with caution, given the side effects. Among them:

  • Dry mouth
  • Dyspepsia
  • Irritation and pain in the gastrointestinal tract
  • Dizziness
  • Paresthesia
  • Tremor
  • Agranulocytosis (rare)
  • Granulocytopenia (rare)
  • Dysuria (very rare)
  • Insomnia and irritability in childhood

First-generation antihistamines are used to treat allergies for no more than two weeks. As addiction quickly develops in them, they become ineffective. In such cases, the doctor replaces the drug with a drug from the same group.

Analogs include diphenhydramine, loratadine, clemastine, suprastin, allergic, etc.