Bg pattern

TEROMOL RETARD 300 mg PROLONGED-RELEASE TABLETS

Prescription review online

Prescription review online

A doctor will review your case and decide whether a prescription is medically appropriate.

Talk to a doctor about this medicine

Talk to a doctor about this medicine

Discuss your symptoms and possible next steps in a quick online consultation.

This page is for general information. Consult a doctor for personal advice. Call emergency services if symptoms are severe.
About the medicine

How to use TEROMOL RETARD 300 mg PROLONGED-RELEASE TABLETS

Translated with AI

This page provides general information and does not replace a doctor’s consultation. Always consult a doctor before taking any medication. Seek urgent medical care if symptoms are severe.

Show original

Introduction

Doctor consultation

Not sure if this medicine is right for you?

Discuss your symptoms and treatment with a doctor online.

Package Leaflet: Information for the User

Medicine questions

Started taking the medicine and have questions?

Discuss your symptoms and treatment with a doctor online.

Teromol Retard 300 mg Prolonged-Release Tablets

Anhydrous Theophylline

Read all of this leaflet carefully before you start taking this medicine because it contains important information for you.

  • Keep this leaflet, you may need to read it again.

If you have any further questions, ask your doctor or pharmacist.

  • This medicine has been prescribed for you only, do not pass it on to others. It may harm them, even if their signs of illness are the same as yours.
  • If you get any side effects, talk to your doctor or pharmacist. This includes any possible side effects not listed in this leaflet. See section 4.

Contents of the pack:

  1. What Teromol Retard is and what it is used for.
  2. What you need to know before you take Teromol Retard.
  3. How to take Teromol Retard.
  4. Possible side effects.
  5. Storing Teromol Retard.
  6. Contents of the pack and other information.

1. What Teromol Retard is and what it is used for

This medicine belongs to a group of medicines called bronchodilators, which means they dilate the bronchi and facilitate breathing.

It is indicated for the prevention and treatment of reversible airway obstruction (reversible bronchospasm) associated with lung diseases such as chronic bronchitis or emphysema and asthma.

Theophylline should not be the first choice of medication for treating asthma in children.

2. What you need to know before you take Teromol Retard

Do not take Teromol Retard:

  • If you are allergic to theophylline or any other medicine of the same group or to any of the other ingredients of this medicine (listed in section 6).
  • If you have acute heart rhythm disorders (acute tachyarrhythmia).
  • If you have recently had a heart attack.
  • If you are a child under 6 months of age.

Warnings and precautions

Consult your doctor or pharmacist before taking Teromol Retard if:

  • you have any heart disease,
  • you have very high blood pressure (severe hypertension),
  • you have an overactive thyroid gland (hyperthyroidism),
  • you have seizure disorders (epilepsy),
  • you have stomach ulcers and/or duodenal ulcers,
  • you have hemoglobin production deficiencies (porphyria),
  • you have liver and/or kidney problems (hepatic and/or renal insufficiency),
  • you know you do not eliminate theophylline correctly.

If you are a smoker, inform your doctor as you may need a dose change.

If you have a fever, consult your doctor as you may need a dose change.

Children and adolescents

Teromol Retard is not suitable for children under 12 years of age as this medicine cannot be administered in quantities less than 300 mg of theophylline in a single dose.

Taking Teromol Retard with other medicines

Inform your doctor or pharmacist if you are taking or have recently taken or may need to take any other medicines.

Theophylline may decrease or increase the effect of other medicines, and the effect of theophylline may be decreased or increased by other medicines if taken together. For this reason, it is necessary to inform your doctor if you are taking:

  • other preparations containing theophylline or other xanthines (such as caffeine and similar substances),
  • beta2 adrenergic receptor inducers (beta2-agonists, generally used to treat asthma),
  • barbiturates, especially phenobarbital, pentobarbital, and primidone (used for sedation, relaxation),
  • carbamazepine (anticonvulsant used for epilepsy),
  • phenytoin and fosphenytoin (used for epilepsy),
  • rifampicin and rifapentine (antibiotics),
  • sulfinpyrazone (used to treat gout),
  • products containing hypericum (St. John's Wort),
  • oral contraceptives,
  • macrolide antibiotics (especially erythromycin, troleandomycin, clarithromycin, josamycin, and spiramycin),
  • quinolone antibiotics (gyrase inhibitors, especially ciprofloxacin, enoxacin, and pefloxacin),
  • the antibiotic imipenem (especially central nervous system side effects such as seizures),
  • isoniazid (treatment for tuberculosis),
  • tiabendazole (treatment for fungal infections),
  • calcium channel blockers (e.g., verapamil and diltiazem) used for heart disease,
  • propranolol (treatment for high blood pressure),
  • mexiletine (treatment for heart problems),
  • propafenone (treatment for heart problems),
  • ticlopidine (prevention of blood coagulation),
  • cimetidine, ranitidine, etintidine (preventing stomach acid production),
  • allopurinol, febuxostat (treatment for gout),
  • fluvoxamine (treatment for mental illnesses),
  • interferon alfa and peginterferon alfa-2 (treatment for immunological disorders),
  • zafirlukast (treatment for asthma),
  • influenza vaccines,
  • hydroxylamide (muscle treatments),
  • zileuton (treatment for asthma),
  • diuretics (furosemide),
  • halothane (general anesthetic),
  • digitalis (treatment for heart problems),
  • benzodiazepines (used for sedation, relaxation).

Interference with diagnostic tests

If you are going to undergo any diagnostic tests (including blood tests, urine tests, skin tests using allergens), inform your doctor that you are taking this medicine as it may alter the results.

Taking Teromol Retard with food and drinks

You should avoid taking high amounts of caffeinated beverages such as tea, coffee, cocoa, cola, and large amounts of chocolate. These products can increase the side effects of this medicine.

Pregnancy and breastfeeding

If you are pregnant or breastfeeding, think you may be pregnant, or are planning to have a baby, ask your doctor or pharmacist for advice before taking this medicine.

Pregnancy

The use of theophylline is not recommended during pregnancy.

Breastfeeding

The use of theophylline is not recommended during breastfeeding.

Elderly

Do not use in people over 65 years old without consulting a doctor.

Driving and using machines

This medicine may affect your reaction time, so you should be careful when driving and/or using machines. This is especially important at the start of treatment, when changing the dose, or when taking it together with other medicines.

3. How to take Teromol Retard

Follow exactly the administration instructions of this medicine as indicated by your doctor or pharmacist. If in doubt, consult your doctor or pharmacist again.

Your doctor will indicate the exact dose you should take. The doses will be taken at regular 12-hour intervals. It is important that you strictly follow what your doctor recommends, especially regarding the spacing of doses.

The tablets should be taken without dissolving, without chewing or biting, swallowing them with sufficient liquid.

It is recommended to take this medicine at night, before going to bed.

Adults and adolescents over 16 years

The recommended dose is 1 tablet (300 mg of theophylline) every 12 hours. Your doctor may increase the dose depending on how you respond to treatment.

Elderly patients

Your doctor will assess the dose to be administered.

Use in children and adolescents

The score line should not be used to divide the tablet.

  • Children under 12 years

Teromol Retard is not suitable for children under 12 years of age (see section Children and adolescentsin section 2 of this leaflet).

  • Adolescents between 12 and 16 years

The recommended dose is 13 mg per kg of body weight per day. This amount will be divided into two doses.

If you take more Teromol Retard than you should

In case of overdose or accidental ingestion, consult your doctor or pharmacist immediately or call the Toxicology Information Service, phone: 91 562 04 20, indicating the medicine and the amount ingested.

If you forget to take Teromol Retard

Do not take a double dose to make up for forgotten doses. Take the next dose as your doctor has indicated, at the usual time.

If you stop taking Teromol Retard

If you stop taking this medicine, your illness may worsen. Do not stop taking the medicine unless your doctor tells you to.

If you have any further questions on the use of this product, ask your doctor or pharmacist.

4. Possible side effects

Like all medicines, this medicine can cause side effects, although not everybody gets them.

The possible side effects known are listed below:

Very common side effects (may affect more than 1 in 10 people):

  • Blood composition changes: low potassium levels (hypokalemia), high calcium levels (hypercalcemia), high sugar levels (hyperglycemia), high creatinine levels, high uric acid levels (hyperuricemia), and changes in electrolytes.
  • Increased urine production (diuresis).
  • Skin rashes.

Common side effects (may affect up to 1 in 10 people):

  • Changes in heart rhythm (tachycardia and arrhythmia) or worsening of pre-existing arrhythmias, palpitations, low blood pressure (hypotension).
  • Gastrointestinal problems, nausea, vomiting, diarrhea.
  • Headache (cephalalgia), excitement, tremors, agitation, nervousness, insomnia, seizures, epileptic fits, dizziness.

Uncommon side effects (may affect up to 1 in 100 people):

  • Increased stomach acid secretion after theophylline administration. Consequently, patients with peptic ulcers are at risk.
  • Allergic reactions (hypersensitivity).

Rare side effects (may affect up to 1 in 1,000 people):

  • Esophageal ulcers.
  • Allergic reactions such as generalized eczema on the skin and contact dermatitis.

Reporting of side effects

If you experience any side effects, talk to your doctor or pharmacist. This includes any possible side effects not listed in this leaflet. You can also report side effects directly through the Spanish Medicines and Health Products Agency (AEMPS) website: www.notificaRAM.es By reporting side effects, you can help provide more information on the safety of this medicine.

5. Storing Teromol Retard

Keep this medicine out of the sight and reach of children.

No special storage conditions are required.

Keep the tablets in the original packaging to protect them from light and moisture.

Do not use this medicine after the expiry date which is stated on the packaging after EXP. The expiry date is the last day of the month shown.

Medicines should not be disposed of via wastewater or household waste. Ask your pharmacist how to dispose of medicines no longer required. These measures will help protect the environment.

6. Contents of the pack and other information

Teromol Retard composition

  • The active ingredient is anhydrous theophylline. Each tablet contains 300 mg of anhydrous theophylline.
  • The other ingredients are microcrystalline cellulose, low-viscosity hydroxypropyl methylcellulose, high-viscosity hydroxypropyl methylcellulose, and magnesium stearate.

Appearance and packaging of the product

Teromol Retard are white, prolonged-release tablets with a score line.

The pack contains 40 tablets.

Marketing authorization holder and manufacturer

Laboratorio Aldo-Unión, S.L.

Calle Baronesa de Maldá, 73

08950 Esplugues de Llobregat

Barcelona - Spain

Date of last revision of this leaflet:06/2022

Detailed and updated information on this medicine is available on the website of the Spanish Agency for Medicines and Health Products (AEMPS) http://www.aemps.es/

Online doctors for TEROMOL RETARD 300 mg PROLONGED-RELEASE TABLETS

Discuss questions about TEROMOL RETARD 300 mg PROLONGED-RELEASE TABLETS, including use, safety considerations and prescription review, subject to medical assessment and local regulations.

5.0 (183)
Doctor

Yevgen Yakovenko

General surgery 12 years exp.

Dr. Yevgen Yakovenko is a licensed surgeon and general practitioner in Spain and Germany. He specialises in general, paediatric, and oncological surgery, internal medicine, and pain management. He offers online consultations for adults and children, combining surgical precision with therapeutic support. Dr Yakovenko works with patients across different countries and provides care in Ukrainian, Russian, English, and Spanish.

Areas of medical expertise:

  • Acute and chronic pain: headaches, muscle and joint pain, back pain, abdominal pain, postoperative pain. Identifying the cause, selecting treatment, and creating a care plan.
  • Internal medicine: heart, lungs, gastrointestinal tract, urinary system. Management of chronic conditions, symptom control, second opinions.
  • Pre- and postoperative care: risk assessment, decision-making support, follow-up after surgery, rehabilitation strategies.
  • General and paediatric surgery: hernias, appendicitis, congenital conditions, both planned and urgent surgeries.
  • Injuries and trauma: bruises, fractures, sprains, soft tissue damage, wound care, dressing, referral when in-person care is required.
  • Oncological surgery: diagnosis review, treatment planning, and long-term follow-up.
  • Obesity treatment and weight management: a medical approach to weight loss, including assessment of underlying causes, evaluation of comorbidities, development of a personalised plan (nutrition, physical activity, pharmacotherapy if needed), and ongoing progress monitoring.
  • Imaging interpretation: analysis of ultrasound, CT, MRI, and X-ray results, surgical planning based on imaging data.
  • Second opinions and medical navigation: clarifying diagnoses, reviewing current treatment plans, helping patients choose the best course of action.

Experience and qualifications:

  • 12+ years of clinical experience in university hospitals in Germany and Spain.
  • International education: Ukraine – Germany – Spain.
  • Member of the German Society of Surgeons (BDC).
  • Certified in radiological diagnostics and robotic surgery.
  • Active participant in international medical conferences and research.

Dr Yakovenko explains complex topics in a clear, accessible way. He works collaboratively with patients to analyse health issues and make evidence-based decisions. His approach is grounded in clinical excellence, scientific accuracy, and respect for each individual.

If you are unsure about a diagnosis, preparing for surgery, or want to discuss your test results – Dr Yakovenko will help you evaluate your options and move forward with confidence.

Camera Book a video appointment
€50
5.0 (41)
Doctor

Anna Biriukova

General medicine 6 years exp.

Dr Anna Biriukova is an internal medicine doctor with clinical experience in cardiology, endocrinology, and gastroenterology. She provides online consultations for adults, offering expert medical support for heart health, hormonal balance, digestive issues, and general internal medicine.

Cardiology – Diagnosis and treatment of:

  • High blood pressure, blood pressure fluctuations, and cardiovascular risk prevention.
  • Chest pain, shortness of breath, arrhythmias (tachycardia, bradycardia, palpitations).
  • Leg swelling, chronic fatigue, reduced exercise tolerance.
  • EKG interpretation, lipid profile evaluation, cardiovascular risk assessment (heart attack, stroke).
  • Post-COVID-19 cardiac monitoring and care.
Endocrinology – Diabetes, thyroid, metabolism:
  • Diagnosis and management of type 1 and type 2 diabetes, and prediabetes.
  • Individual treatment plans including oral medications and insulin therapy.
  • GLP-1 therapy– modern pharmacological treatment for weight management and diabetes control, including drug selection, monitoring, and safety follow-up.
  • Thyroid disorders – hypothyroidism, hyperthyroidism, autoimmune thyroid diseases (Hashimoto’s, Graves’ disease).
  • Metabolic syndrome – obesity, lipid disorders, insulin resistance.
Gastroenterology – Digestive health:
  • Abdominal pain, nausea, heartburn, gastroesophageal reflux (GERD).
  • Stomach and intestinal conditions: gastritis, irritable bowel syndrome (IBS), indigestion.
  • Management of chronic digestive disorders and interpretation of tests (endoscopy, ultrasound, labs).
General internal medicine and preventive care:
  • Respiratory infections – cough, colds, bronchitis.
  • Lab test analysis, therapy adjustments, medication management.
  • Adult vaccinations – planning, contraindications assessment.
  • Cancer prevention – screening strategies and risk assessment.
  • Holistic approach – symptom relief, complication prevention, and quality of life improvement.
Dr Biriukova combines internal medicine with specialist insight, offering clear explanations, personalised treatment plans, and comprehensive care tailored to each patient.
Camera Book a video appointment
€60
0.0 (0)
Doctor

Bulat Garipov

General medicine 15 years exp.

Dr. Bulat Garipov is a radiologist with more than 15 years of experience, specializing in magnetic resonance imaging (MRI). Throughout his professional career, he has worked in leading diagnostic imaging centers, both in on-site practice and teleradiology, which has allowed him to develop a broad and versatile approach to radiology.

Over the years, he has gained solid experience in interpreting MRI studies in various areas, including:

  •  Neuroimaging
  •  Musculoskeletal system (MSK)
  •  Angiography
  •  Abdomen and pelvis
  •  Soft tissues

Additionally, Dr. Garipov is open to new collaboration opportunities in radiology and teleradiology projects. He offers his expertise in MRI, providing both first and second readings of studies, as well as advanced image interpretation, ensuring accurate and high-quality diagnostics.

You could consult Dr. Bulat Garipov in cases where accurate interpretation of MRI studies or a second expert opinion is required. His expertise is especially valuable in cases of suspected neurological conditions, back and joint pain, vascular disorders, as well as in the diagnosis of abdominal and pelvic diseases. The doctor also provides support in complex or unclear clinical situations, including the review of previously performed studies, which helps improve diagnostic accuracy and determine the optimal treatment strategy. A teleradiology format is available, allowing you to receive a professional opinion remotely.

Camera Book a video appointment
€60
5.0 (896)
Doctor

Alina Tsurkan

Family medicine 13 years exp.

Dr. Alina Tsurkan is a licensed family medicine physician based in Portugal, offering online consultations for adults and children. She provides professional primary care, with a focus on prevention, accurate diagnosis, and long-term management of acute and chronic conditions.

Dr. Tsurkan supports patients with a wide range of health issues, including:

  • Respiratory infections: cold, flu, bronchitis, pneumonia, and lingering coughs.
  • ENT conditions: sinusitis, tonsillitis, otitis (ear infections), sore throat, allergic rhinitis.
  • Eye conditions: allergic or infectious conjunctivitis, red eyes, irritation.
  • Digestive issues: acid reflux (GERD), gastritis, irritable bowel syndrome (IBS), constipation, bloating, nausea.
  • Urinary and reproductive health: urinary tract infections (UTIs), cystitis, prevention of recurrent infections.
  • Chronic diseases: hypertension, elevated cholesterol, weight management.
  • Neurological complaints: headaches, migraines, sleep disturbances, fatigue, general weakness.
  • Children’s health: fever, infections, digestive issues, follow-ups, vaccination guidance.

She also provides:

  • IMT medical certificates for driving licence exchange in Portugal.
  • Personalised preventive care and wellness consultations.
  • Interpretation of test results and medical reports.
  • Follow-up care and medication review.
  • Support in managing multiple coexisting conditions.
  • Remote prescription management and medical documentation.

Dr. Tsurkan’s approach is evidence-based and holistic. She works closely with each patient to develop an individualised care plan that addresses both symptoms and root causes. Her goal is to empower patients to take control of their health and maintain well-being through lifestyle adjustments, routine check-ups, and early intervention.

Camera Book a video appointment
€55
5.0 (37)
Doctor

Dmytro Horobets

Family medicine 7 years exp.

Dr. Dmytro Horobets is a licensed family medicine physician in Poland, specialising in endocrinology, diabetology, obesity management, gastroenterology, pediatrics, general surgery, and pain medicine. He offers online consultations for adults and children, providing personalised medical support for a wide range of acute and chronic health concerns.

Areas of expertise:

  • Endocrinology: diabetes type 1 and type 2, prediabetes, thyroid disorders, metabolic syndrome, hormonal imbalance.
  • Obesity medicine: structured weight management plans, nutritional counselling, obesity-related health risks.
  • Gastroenterology: acid reflux (GERD), gastritis, irritable bowel syndrome (IBS), liver and biliary conditions.
  • Pediatric care: infections, respiratory symptoms, digestive issues, growth and development monitoring.
  • General surgery support: pre- and post-surgical consultations, wound care, rehabilitation.
  • Pain management: chronic and acute pain, back pain, joint pain, post-traumatic pain syndromes.
  • Cardiovascular health: hypertension, cholesterol control, risk assessment for heart disease.
  • Preventive medicine: regular check-ups, health screenings, long-term management of chronic conditions.

Dr. Horobets combines evidence-based medicine with a patient-centred approach. He carefully evaluates each patient’s medical history and symptoms, offering clear explanations and structured treatment plans adapted to individual needs.

Whether you need help managing diabetes, tackling weight-related health issues, interpreting lab results, or receiving general family medicine support, Dr. Horobets provides professional online care tailored to your specific health goals.

Camera Book a video appointment
€60
0.0 (0)
Doctor

Maria Martelli

Anaesthesiology 12 years exp.

Dr Maria Martelli is a medical doctor specialising in anaesthesiology and pain medicine. She provides online consultations for adults, focusing on the assessment and management of acute, chronic, and complex pain conditions, as well as supportive care in serious illness. She graduated from the Medical University of Silesia in Katowice and completed her specialisation in Anaesthesiology and Intensive Care. Alongside hospital work, she has extensive experience in home and inpatient hospice care, supporting patients with severe pain and advanced disease. Since 2021, she has been a certified specialist and continues to work in anaesthesiology, intensive care, and pain treatment. Patients consult her for: 

  • Chronic pain lasting more than 3 months (musculoskeletal, neuropathic, mixed pain).
  • Acute pain requiring medical assessment and treatment planning.
  • Post-operative pain and recovery support.
  • Cancer-related pain and symptom relief.
  • Palliative care support and quality-of-life improvement.
  • Adjustment and optimisation of pain medication.
  • Second opinions for complex or treatment-resistant pain.

Dr Martelli takes a structured, evidence-based approach, carefully analysing symptoms, previous treatments, and overall health status. Her consultations focus on realistic pain control goals, safety of therapy, and improving daily functioning. She is especially attentive to patients living with long-term pain or serious illness, providing clear explanations, compassionate guidance, and medically sound recommendations adapted to each individual situation.

Camera Book a video appointment
€99

Frequently Asked Questions

Is a prescription required for TEROMOL RETARD 300 mg PROLONGED-RELEASE TABLETS?
TEROMOL RETARD 300 mg PROLONGED-RELEASE TABLETS requires a prescription in Spain. You can check with a doctor online whether this medicine may be appropriate for your situation.
What is the active substance in TEROMOL RETARD 300 mg PROLONGED-RELEASE TABLETS?
The active ingredient in TEROMOL RETARD 300 mg PROLONGED-RELEASE TABLETS is theophylline. This information helps identify medicines with the same composition but different brand names.
How much does TEROMOL RETARD 300 mg PROLONGED-RELEASE TABLETS cost in pharmacies?
The average pharmacy price for TEROMOL RETARD 300 mg PROLONGED-RELEASE TABLETS is around 5.03 EUR. Prices may vary depending on the manufacturer and dosage form.
Who manufactures TEROMOL RETARD 300 mg PROLONGED-RELEASE TABLETS?
TEROMOL RETARD 300 mg PROLONGED-RELEASE TABLETS is manufactured by Laboratorio Aldo Union S.L.. Pharmacy brands and packaging may differ depending on the distributor.
Which doctors can assess the use of TEROMOL RETARD 300 mg PROLONGED-RELEASE TABLETS online?
Doctors such as Family doctors, Psychiatrists, Dermatologists, Cardiologists, Endocrinologists, Gastroenterologists, Pulmonologists, Nephrologists, Rheumatologists, Hematologists, Infectious disease physicians, Allergists, Geriatricians, Paediatricians, Oncologists may assess whether TEROMOL RETARD 300 mg PROLONGED-RELEASE TABLETS is appropriate, depending on your situation and local regulations. You can book an online consultation to discuss your symptoms and possible next steps.
What are the alternatives to TEROMOL RETARD 300 mg PROLONGED-RELEASE TABLETS?
Other medicines with the same active substance (theophylline) include ELIXIFILIN 5.33 mg/ml ORAL SOLUTION, THEO-DUR 100 mg PROLONGED-RELEASE TABLETS, THEO-DUR 200 mg PROLONGED-RELEASE TABLETS. These may have different brand names or formulations but contain the same therapeutic ingredient. Always consult a doctor before switching or starting a new medicine.
bg-pattern-dark

Stay informed about Oladoctor

News about new services, product updates and useful information for patients.

Follow us on social media