"Portalak": instructions for use, description, composition and reviews

In this article we will consider the drug "Portal". Instructions for use, price, reviews, analogues will be described especially in detail. This drug is a fairly popular laxative that is recommended for patients of all ages. The drug stimulates peristalsis and normalizes the physiological rhythm of digestion.

portal application instructions


The main active ingredient of the drug is lactulose, a synthetic disaccharide. Under the influence of intestinal bacteria, it breaks down into organic acids, which help to enhance the absorption of potassium salts and phosphates.

Portalak has a very mild effect (instructions for use will be presented below). Another advantage of the drug is that lactulose does not leave the limits of the intestine and has no effect on the body as a whole.


The drug has a laxative effect and stimulates the proliferation of Lactobacillus acidophilus bacteria in the intestine, which leads to a decrease in pH and improved motility.It does not affect the muscles of the smooth type and the mucous membrane of the colon "Portalak" (instructions for use confirms this).

Under the influence of lactulose, the amount of toxic nitrogen-containing substances decreases and the process of their absorption is accelerated. In the blood, the concentration of ammonium ions decreases by 30-45%, the severity of hepatic encephalopathy decreases, and the EEG is normalized. "Portalak" is able to inhibit the growth in the colon Salmonella.

The drug begins to actively act after 1-2 days, is not capable of causing addiction, almost not absorbed.

portal application instruction price


Very often prescribed by doctors "Portalak." Instructions for use, price, reviews make it one of the most popular and effective drugs.

The drug is prescribed in the following cases:

  • Chronic and acute constipation.
  • Dysbacteriosis.
  • If necessary, soften the fecal mass during hemorrhoids.
  • In the postoperative period with intestinal lesions, if pain occurs during a bowel movement.
  • Hepatic encephalopathy.
  • Enteritis, which has arisen due to exposure to pathogenic microflora.
  • Hyperammonemia.
  • Putrid dyspepsia syndrome.

The drug can be prescribed not only in acute cases and for treatment, but also as a preventive measure if all the above mentioned diseases are suspected. The drug can be taken quite often, as it is not addictive and does not have serious detrimental effects on the body.

portal application instructions reviews

"Portalak": instructions for use for children and adults

The drug is taken orally exclusively orally. The daily dose is introduced into the body in the morning with the first meal or immediately after it. However, the division of this daily dose into two times is allowed. The drug is recommended to drink a glass of simple boiled water to accelerate its entry into the intestine. The syrup has a sweet taste, so there should be no problems with giving it to the child. If necessary, the drug can be diluted in a small amount of water.

With prolonged constipation, treatment begins with the appointment of 30-40 ml of the drug every two hours until the first bowel movement. Then the patient is transferred to a maintenance scheme, which is chosen by the attending physician individually on the basis that intestinal emptying takes place from 1 to 3 times a day.

For the treatment of hepatic encephalopathy, with coma and precomb the dose for an adult is 25-35 ml 2-3 times a day. Therapy usually begins with the use of 45 ml of the drug every two hours until the first defecation.

For dysbiosis is taken in a standard dosage of 11-14 days up to 4 times a day with a break of two weeks.

It is authorized to give "Portalak" to children, but only after consultation with the attending physician and under his constant supervision. Depending on age, the dosage may be as follows:

  • Patients under 14 years old are prescribed 15 ml three times a day, then the dose can be reduced to 10 ml.
  • Patients under 6 years old can be given a laxative daily from 5 to 10 ml.
  • Kids up to one year old are allowed to give the drug 5 ml per day.

Do not forget that while taking a laxative you need to drink as much liquid as possible. The recommended amount is up to 2 liters per day.

portal application instructions price reviews

"Portalak": instructions for use during pregnancy

This drug belongs to the few drugs that can be prescribed during pregnancy and lactation. However, the dosage, frequency and duration of therapy should be calculated by the attending physician in accordance with the recommendations of the gynecologist. This necessarily takes into account the ratio of harm-benefit for the mother and child.The drug can be prescribed only if the intended positive effect exceeds the possible negative.

Composition and release form

The drug is available in the form of a syrup, which is a viscous liquid of a sugary sweet taste. Color can be from colorless to yellowish-brown.

In 100 ml of "Portalak" contains 66.7 g of concentrated lactulose, the rest of the preparation is purified water.

The drug is available in plastic bottles of 250 or 500 ml. Each is packed in a separate cardboard box in which the instruction is put.

There is also another form of release - powder for suspension.

portal syrup instruction manual

Interaction with other drugs

May react with other drugs "Portalak" (instructions for use contain precise instructions on this account):

  • The simultaneous use of antibiotics greatly reduces the effect of lactulose.
  • Allowed to use a laxative with drugs that improve the intestinal microflora. "Protalac" even increases the efficacy of such drugs, as it creates a favorable environment for the reproduction of bacteria.

The remaining drugs are taken either two hours before or two hours after using Portalak.

Side effects

The drug is very good and easily tolerated by different groups of patients, regardless of their age.

Occasionally, at the very beginning of the application, flatulence may appear, but it gradually goes away and does not require an urgent change in the treatment regimen or a reduction in dosage.

In cases of exceeding the recommended dose may occur:

  • Discomfort in the gastrointestinal tract.
  • Dehydration.
  • Slight pain cramps.
  • Diarrhea.
  • Electrolyte imbalance.

To eliminate these undesirable effects, you just need to reduce the amount of suspension used. In case of allergy to the components of the drug, skin rashes and redness will appear. In this case, the therapy will have to be interrupted. However, these side effects are extremely rare.

When prescribing Portalak for the treatment of hepatic encephalopathy, the following undesirable effects often occur:

  • Nausea.
  • Cramps.
  • Headache.
  • Weakness.
  • Myalgia (muscle pain).
  • Arrhythmia.
  • Increased fatigue.
  • Dizziness.

Most of these symptoms are due to electrolyte-water imbalance. Therefore, in the case of long-term therapy with the use of "Portalak", it is recommended to monitor the plasma levels of Cl-, K + (potassium), CO2 (carbon dioxide).

portal instructions for use for children


Despite the fact that the drug is practically harmless, not in all cases it is allowed to use "Portalak". Instructions for use contains the following list of contraindications:

  • Intestinal obstruction.
  • Hypersensitivity to individual components.
  • Appendicitis.
  • Diabetes.
  • Rectal bleeding.
  • Galactosemia (metabolic disorder, inherited).
  • Perforation of the digestive tract.
  • Ileostomy or colostomy.


There are a number of drugs that have exactly the same effect as Portalak (syrup). The instructions for use describe in detail when a drug is prescribed. Now we will list other drugs that can be prescribed for the same diseases and symptoms:

  • Normolac;
  • Laktulax;
  • Livolyuk-PB;
  • Normaze;
  • Duphalac;
  • "Laxarin";
  • Romfalak;
  • "Good luck";
  • "Lizalak";
  • "Livo lacquer".

However, remember that you cannot replace one drug prescribed by a doctor yourself with another. This can lead to undesirable consequences. Therefore, be sure to consult with a therapist. Analogs are drugs with similar composition and action, but they are not identical.


So, we have studied what the instructions for use says about the drug "Portalak". The price of the drug may vary depending on where you live and which pharmacy network you visit. We give the average cost of the drug in Russia:

  • Suspension in a 250 ml vial - from 235 to 250 rubles.
  • Suspension in a 500 ml vial - from 350 to 400 rubles.

On the territory of Ukraine:

  • Suspension in a 250 ml vial - from 13 to 115 UAH.
  • Suspension in a bottle of 500 ml - from 85 to 204 UAH.

portal instructions for use during pregnancy


Due to the great popularity of reviews about the drug very much. And they are mostly positive, which can not but rejoice. So, let's start by listing the advantages, which include:

  • High efficiency. There is not a single comment in which the patient complains about the lack of effect. The drug is really good at its task.
  • Can be used for a long time. For many, it becomes truly the most valuable in the facility.
  • Not addictive.
  • It is allowed to take even pregnant and lactating mothers.
  • Suitable for all ages. For many babies became a real salvation.
  • Affordable price.
  • Composition - in the preparation there are no extra additives.
  • Acts very gently.
  • Sweet taste is a very controversial moment, as some add it to the number of positive qualities, and others to negative ones. On the other hand, it is much easier to give such a drug to a child.

Cons, as we said, a little. Among them, the main - the presence of contraindications. The main among them is diabetes. There are also indications of the manifestation of side effects such as bloating and gas formation.

So, now you know everything you need about the drug "Portalak." Instructions for use, reviews and a list of analogues, we hope, allowed us to give a comprehensive picture of the tool.

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