ZOMIREN SR
PolandThe medicine is used to treat symptoms of anxiety disorders in adults when they are very severe, troublesome, or prevent normal functioning. It is intended for short-term use only.
Frequently asked questions
How should Zomiren SR be taken?
Tablets should be swallowed whole; they must not be chewed, crushed, or divided. The dose is determined by a doctor, but the recommended starting dose is 1 mg per day (either as a single dose or in two doses). If the medicine is taken once daily, it is best to do so in the morning.
When should you not use this medicine?
It must not be used if you are allergic to alprazolam or other benzodiazepines, have muscle weakness, severe respiratory failure, sleep apnea syndrome, or severe liver failure. The medicine should not be used in children and adolescents under 18 years of age.
What are the possible side effects of Zomiren SR?
It may cause, among others, drowsiness, dizziness, headache, fatigue, memory impairment, speech disorders, constipation, and dry mouth. Disorientation, tremors, nausea, or changes in appetite may also occur.
Can the medicine be combined with other substances?
Alcohol must not be consumed while using the medicine. Particular caution should be exercised if taking other medications, especially opioids (risk of respiratory depression), antipsychotics, hypnotics, sedatives, antidepressants, or anticonvulsants. Use with certain antifungal medications is not recommended.
Does the medicine affect driving?
Yes, the medicine may cause impairment of psychophysical performance; therefore, you should not drive vehicles or operate machinery while using it.
What should not be done in case of a missed dose or if you wish to stop treatment?
Do not take a double dose to make up for a missed portion. You should also not stop treatment on your own – a doctor must decide on a gradual dose reduction to avoid withdrawal symptoms.
Instructions for use
Package leaflet: Information for the patient
Warning! Keep this leaflet! Information on the immediate packaging in a foreign language.
Zomiren SR (Helex SR), 1 mg, prolonged-release tablets
Alprazolamum
Zomiren SR and Helex SR are different trade names for the same medicinal product.
Please read the entire leaflet carefully before taking this medicine, as it contains
important information for the patient.
- Keep this leaflet so that you can read it again if necessary.
- If you have any doubts, consult your doctor or pharmacist.
- This medicine has been prescribed for a specific individual. Do not give it to others. This medicine may harm other people, even if their symptoms are the same.
- If you experience any adverse reactions, including any adverse reactions not listed in this leaflet, inform your doctor or pharmacist. See section 4.
Table of contents of the leaflet
- What Zomiren SR is and what it is used for
- Important information before taking Zomiren SR
- How to take Zomiren SR
- Possible side effects
- How to store Zomiren SR
- Contents of the pack and other information
1. What Zomiren SR is and what it is used for
The active substance in Zomiren SR – alprazolam – belongs to a group of medicines called benzodiazepine derivatives and has anxiolytic properties.
Zomiren SR is indicated for the treatment of symptoms of anxiety disorders in adults, but only in cases where symptoms are severe, impair normal functioning, or are highly distressing to the patient. This medicine is intended for short-term use only.
2. Important information before using Zomiren SR
When not to use Zomiren SR
- if the patient is allergic to alprazolam and other benzodiazepines or to any of the other ingredients of this medicine (listed in section 6),
- if the patient has muscle weakness ( myasthenia gravis ) (a disease characterised by excessive fatigue and muscle weakness),
- if the patient has severe respiratory insufficiency,
- if the patient has sleep apnoea syndrome,
- if the patient has severe hepatic insufficiency.
Zomiren SR must not be used in children and adolescents under 18 years of age.
Warnings and precautions
Before starting treatment with Zomiren SR, discuss this with your doctor.
- if the medicine is used long-term (risk of developing dependence on the medicine, especially in patients prone to drug or alcohol abuse). The need for continued treatment should be periodically evaluated by the doctor;
- if the dose of the medicine is being reduced or if it is suddenly discontinued [withdrawal symptoms may occur (see section 4)];
- if the medicine is used in patients with depression, suicidal thoughts or tendencies;
- if the patient is using other benzodiazepines (increased risk of dependence);
- if opioids, sleeping medicines, sedatives or alcohol are used simultaneously (the effects of these medicines or alcohol may be enhanced);
- if restlessness, psychomotor agitation, irritability, aggression, rage, nightmares, hallucinations, psychosis, inappropriate behaviour or other behavioural disturbances occur. If any of these symptoms appear, treatment should be discontinued and the patient should contact their doctor;
- in patients with glaucoma;
- in patients with impaired kidney or liver function. Like other benzodiazepines, Zomiren SR may cause anterograde amnesia, which occurs several hours after taking the medicine. In such cases, the patient should ensure uninterrupted sleep for 7–8 hours. Benzodiazepines and similarly acting substances should be used with caution in elderly patients due to the risk of excessive sedation and (or) weakening of the musculoskeletal system, which may lead to falls, often with serious consequences for such patients.
Episodes of hypomania and mania have been reported in association with the use of Zomiren SR in patients with depression.
Before a planned surgery, inform the doctor about taking Zomiren SR.
Zomiren SR and other medicines
Tell your doctor about all medicines the patient is currently taking or has recently taken, as well as any medicines the patient plans to take.
- Extreme caution is required when using Zomiren SR together with opioids, as they have a depressive effect on the respiratory system (slowing and shallowing of breathing). This is associated with the risk of excessive sedation, respiratory depression, coma, and even death.
- Zomiren SR may enhance the effects of antipsychotics, hypnotics, anxiolytics, sedatives, antidepressants, opioid analgesics, anticonvulsants, anaesthetics, and antihistamines.
- In the case of opioid analgesics, euphoria may be intensified, which may lead to increased psychological dependence.
- Alcohol must not be consumed during treatment with Zomiren SR.
- Concomitant use of Zomiren SR with certain systemic antifungal agents (e.g. ketoconazole, itraconazole, posaconazole, voriconazole) is not recommended.
- Extreme caution is required and dose reduction should be considered when Zomiren SR is used concomitantly with nefazodone, fluvoxamine, and cimetidine.
- Extreme caution is required when using alprazolam together with fluoxetine, propoxyphene, oral contraceptives, sertraline, diltiazem, and macrolide antibiotics (e.g. erythromycin, clarithromycin or troleandomycin).
- Concomitant use of Zomiren SR and HIV protease inhibitors (e.g. ritonavir) requires dose adjustment or discontinuation of alprazolam.
- Concomitant use of Zomiren SR and digoxin requires close monitoring of the patient for signs of digoxin toxicity.
- Theophylline may reduce the effect of benzodiazepines.
Use of Zomiren SR with food, drink and alcohol
Alcohol must not be consumed during treatment with Zomiren SR.
Pregnancy and breastfeeding
If the patient is pregnant or breastfeeding, suspects she may be pregnant, or is planning to have a child, she should consult her doctor before using this medicine.
Use of this medicine during pregnancy is not recommended.
If the medicine is used during pregnancy or if the patient becomes pregnant while taking alprazolam, she should be evaluated for potential fetal risk.
If administration of the medicine is necessary in the late stages of pregnancy, high doses should be avoided and the newborn should be closely monitored.
Benzodiazepines pass into human milk in small concentrations. Zomiren SR must not be used during breastfeeding.
Driving and operating machinery
Zomiren SR may impair psycho-physical performance. Before using Zomiren SR, patients should familiarise themselves with current local traffic regulations.
Patients should not drive vehicles or operate machinery while taking Zomiren SR.
Zomiren SR contains monohydrate lactose
If the patient has previously been diagnosed with intolerance to certain sugars, the patient should consult their doctor before taking this medicine.
3. How to use Zomiren SR
This medicine should always be used exactly as prescribed by the doctor. If in doubt, consult
your doctor or pharmacist.
Zomiren SR is available in doses of 0.5 mg and 1 mg.
Method of administration
Oral use.
Treatment should last as short as possible. The doctor should regularly assess the patient's condition and the need for continuing treatment, especially if the severity of the patient's symptoms decreases and may no longer require pharmacological treatment. The total duration of treatment should not exceed 2–4 weeks. Long-term treatment is not recommended.
At the beginning of treatment, the doctor will inform you about the limited duration of therapy, the need for gradual dose reduction when discontinuing the medicine, and the possibility of withdrawal reactions.
During treatment with benzodiazepines, including Zomiren SR, dependence may develop, as well as emotional or physical dependence. This risk may increase with dose and duration of treatment; therefore, the lowest effective dose should be used for the shortest possible time, and the need for continuing treatment should be regularly evaluated with your doctor.
Recommended dose
The dose is determined by the doctor based on the severity of symptoms and the individual patient's response to treatment. If severe adverse reactions occur after the initial dose, the doctor may decide to reduce the dose.
If Zomiren SR is taken once daily, it is best to take it in the morning. The tablets should be swallowed whole; do not chew, crush, or divide them.
Treatment of symptomatic anxiety states
The recommended initial dose is 1 mg per day, administered once or in two divided doses.
The doctor may decide to increase the dose, depending on the patient's needs, up to a maximum daily dose of 4 mg, administered once or in two divided doses.
Use in children and adolescents
Zomiren SR should not be used in children and adolescents under 18 years of age.
Use in patients with renal or hepatic impairment
Use in patients with severe hepatic insufficiency is contraindicated.
Use in elderly patients
The recommended initial dose is 0.5 mg to 1 mg per day, administered once or in two divided doses. If necessary, the doctor may decide to gradually increase the dose depending on the patient's tolerance to the medicine. If adverse reactions occur, the doctor may decide to reduce the initial dose.
Use of a higher than recommended dose of Zomiren SR
Use of a higher than recommended dose of Zomiren SR may cause: ataxia (impaired coordination of movement), drowsiness, speech disturbances, coma, and respiratory depression. If disturbing symptoms occur, contact your doctor or pharmacist immediately.
Missed dose of Zomiren SR
Do not take a double dose to make up for a missed dose.
Discontinuation of Zomiren SR
Do not stop taking this medicine on your own.
Since treatment is symptomatic, symptoms may return after discontinuation.
The doctor will decide on gradual dose reduction.
If you have any further questions about the use of this medicine, consult your doctor.
4. Possible adverse effects
Like all medicines, this medicine can cause adverse effects, although not everyone will experience them.
If any of the following adverse effects persist or become troublesome, inform your doctor. The occurrence of some adverse effects depends entirely on individual patient susceptibility and the dose administered. Adverse effects are usually observed at the beginning of therapy. They typically subside with continued treatment or when the dose is reduced.
Frequency of adverse effects observed in clinical trials and after marketing authorization:
Very common adverse effects (may occur in more than 1 in 10 patients):
- depression,
- sedation,
- somnolence,
- ataxia (lack of motor coordination),
- memory disturbances,
- speech disorders,
- dizziness,
- headache,
- constipation,
- dry mouth,
- fatigue,
- irritability.
Common adverse effects (may occur in up to 1 in 10 patients):
- decreased appetite,
- confusion,
- disorientation,
- decreased libido (sexual drive),
- increased libido,
- anxiety,
- insomnia,
- nervousness,
- loss of balance,
- impaired coordination,
- difficulty concentrating,
- excessive need for sleep,
- lethargy,
- tremor,
- blurred vision,
- nausea,
- skin inflammation,
- sexual dysfunction,
- decreased body weight,
- increased body weight.
Uncommon adverse effects (may occur in up to 1 in 100 patients):
- mania,
- hallucinations,
- anger,
- agitation,
- dependence,
- amnesia,
- muscle weakness,
- urinary incontinence,
- irregular menstruation,
- drug withdrawal syndrome.
Adverse effects with unknown frequency (frequency cannot be determined from available data):
- hyperprolactinaemia (increased prolactin levels),
- hypomania,
- aggressive behaviour,
- hostile behaviour,
- thinking disorders,
- increased psychomotor activity,
- drug abuse,
- autonomic nervous system disorders (which regulate the function of internal organs, smooth muscles and glands),
- dystonia (muscle tone disorders),
- gastrointestinal disorders,
- hepatitis,
- hepatic function abnormalities,
- jaundice,
- angioedema,
- photosensitivity reactions,
- urinary retention,
- peripheral oedema (swelling of ankles, feet or fingers), increased intraocular pressure.
Additionally, particularly in patients taking other psychotropic medicines, those with psychiatric disorders or those abusing alcohol, a paradoxical reaction may occur, including symptoms such as anxiety.
Other adverse effects observed rarely or very rarely include: motor disturbances, seizures, psychotic symptoms, feelings of depersonalization, agranulocytosis (marked decrease in granulocyte count), allergic reactions or anaphylaxis (severe allergic reactions).
Benzodiazepines may cause physical and psychological dependence. If physical dependence develops, abrupt discontinuation of the medicine may lead to withdrawal symptoms such as headache, muscle pain, increased anxiety, feelings of tension, agitation, disorientation, irritability, altered perception of surroundings or self, auditory disturbances, muscle stiffness and tingling in the limbs, hypersensitivity to light, noise and touch, hallucinations and epileptic seizures, insomnia and mood changes. These symptoms are usually more pronounced in patients treated long-term with high doses of benzodiazepines and in cases of abrupt or rapid discontinuation of the medicine.
Reporting of adverse effects
If any adverse effects occur, including those not listed in this leaflet, inform your doctor or pharmacist. Adverse effects can be reported directly to the Department of Monitoring Adverse Drug Reactions, Office for Registration of Medicinal Products, Medical Devices and Biocidal Products, Al. Jerozolimskie 181C, 02-222 Warsaw, tel.: +48 22 49 21 301, fax: +48 22 49 21 309, website: https://smz.ezdrowie.gov.pl.
Reporting adverse effects helps to provide more information on the safety of the medicine.
5. How to store Zomiren SR
Keep this medicine out of the sight and reach of children.
Do not use this medicine after the expiry date stated on the packaging. The expiry date refers to the last day of the stated month.
No special storage conditions required.
Medicines must not be disposed of via wastewater or household waste. Ask your pharmacist how to dispose of medicines no longer in use. This will help protect the environment.
6. Contents of the pack and other information
What Zomiren SR contains
- The active substance is alprazolam. Each prolonged-release tablet contains 1 mg of alprazolam.
- The other ingredients are: monohydrate lactose, hypromellose, magnesium stearate. See section 2 "Zomiren SR contains monohydrate lactose".
What Zomiren SR looks like and contents of the pack
White, round, slightly biconvex prolonged-release tablets.
Packaging: 30 prolonged-release tablets in blister packs, in a cardboard box.
For more detailed information, please contact the marketing authorisation holder or the parallel importer.
Marketing authorisation holder in Hungary, country of export:
KRKA, d.d., Novo mesto, Šmarješka cesta 6, 8501 Novo mesto, Slovenia
Manufacturer:
KRKA, d.d., Novo mesto, Šmarješka cesta 6, 8501 Novo mesto, Slovenia
KRKA-FARMA d.o.o., V. Holjevca 20/E, 10450 Jastrebarsko, Croatia
Parallel importer:
InPharm Sp. z o.o.
ul. Strumykowa 28/11
03-138 Warsaw
Repackaged in:
InPharm Sp. z o.o. Services sp. k.
ul. Chełmżyńska 249
04-458 Warsaw
Marketing authorisation number in Hungary, country of export: OGYI-T-20462/02
Parallel import authorisation number: 306/23
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The original data is available in the language of the country of manufacture.
Data source: Register of Medicinal Products of Poland (URPL)
Data last verified: September 01, 2026