Tetracycline Hydrochloride
Tetracyclinum TZF is an antibiotic belonging to the tetracycline group. It acts on many Gram-negative and Gram-positive bacteria, including bacteria that cause acne (Propionibacterium acnes), and some protozoa.
Tetracyclinum TZF is used to treat all forms of common acne, especially the papulopustular form.
If you have any of the following conditions, you should discuss them with your doctor before taking Tetracyclinum TZF:
If, during treatment with Tetracyclinum TZF, any of the following situations occur, you should inform your doctor.
Tetracyclinum TZF should not be used in children under 12 years of age, as the use of tetracycline during the formation of teeth and bones may cause discoloration and damage to teeth or delay bone development.
You should tell your doctor about all medicines you are currently taking or have recently taken, as well as any medicines you plan to take.
Effect on Diagnostic Test Results
Tetracycline may change the results of glucose, urobilinogen, protein, and catecholamine tests in urine. If you are to undergo such tests, you should inform your doctor that you are taking Tetracyclinum TZF.
Food, especially dairy products, and medicines containing metal ions inhibit the absorption of tetracycline from the gastrointestinal tract, thereby reducing its antibacterial effect. To minimize this effect, the medicine should be taken 1 to 3 hours before or after eating dairy products or metal-containing medicines.
If you are pregnant or breastfeeding, think you may be pregnant, or plan to have a child, ask your doctor for advice before taking this medicine.
Tetracyclinum TZF should not be used during pregnancy. Tetracycline taken during the formation of teeth and bones (last trimester of pregnancy) may cause discoloration and damage to teeth or delay bone development.
Tetracycline passes into breast milk, so Tetracyclinum TZF should not be used during breastfeeding.
Tetracyclinum TZF has not been shown to affect the ability to drive and use machines. However, if side effects occur that reduce concentration (e.g. headache, vision disturbances; see section 4. Possible side effects), it is not recommended to drive vehicles or operate machines.
1 tablet contains 152.6 mg of sucrose and 56.2 mg of lactose monohydrate.
If you have been diagnosed with intolerance to some sugars, you should contact your doctor before taking the medicine.
The medicine may cause allergic reactions.
The medicine contains less than 1 mmol (23 mg) of sodium per tablet, which means that it is considered "sodium-free".
This medicine should always be taken exactly as prescribed by your doctor. If you are unsure, ask your doctor.
The usual dose is 750 mg to 1.5 g per day, divided into doses taken every 6 hours.
The medicine should be taken between meals (at least 1 hour before eating or 2 hours after a meal) with a large amount of liquid, at least 250 ml (a glass), except for milk and its products.
In case of overdose of tetracycline and the occurrence of any symptoms, you should immediately stop taking the medicine and contact your doctor. In conscious patients, vomiting can be induced.
In case of taking a higher dose of the medicine than recommended, you should immediately consult a doctor.
In case of missing a dose of the medicine at a fixed, specified time, you should take it as soon as possible, unless the time to take the next dose is too short, or continue taking the medicine regularly.
You should not take a double dose to make up for a missed dose.
It is important to take the medicine according to the recommended treatment cycle. You should not stop treatment just because you feel better. If the treatment cycle is interrupted too early, the infection may return.
If you feel worse during treatment or do not feel well after the end of the recommended treatment cycle, you should consult your doctor.
Like all medicines, Tetracyclinum TZF can cause side effects, although not everybody gets them.
If you experience any of the following severe side effects, you should stop taking the medicine and immediately inform your doctor or go to the nearest emergency department in a hospital.
Allergic reactions, such as sudden shortness of breath and chest tightness, swelling of the eyelids, face, or lips, severe skin rashes that may be accompanied by blistering of the eyes, mouth, throat, and genitals, loss of consciousness (fainting), rapid heartbeat, pericarditis.
These may be symptoms of severe allergic reactions, such as anaphylactic shock, angioedema, serum sickness-like reaction, anaphylactoid purpura, exfoliative dermatitis, erythema multiforme, Stevens-Johnson syndrome, or toxic epidermal necrolysis.
Increased intracranial pressure, which manifests as headache, vision disturbances.
Severe diarrhea, lasting for a longer period or containing blood, accompanied by abdominal pain or fever. This may be a sign of severe inflammation of the small or large intestine (pseudomembranous colitis), which may occur after antibiotic use.
Infections and Infestations: during prolonged or repeated antibiotic treatment, local infection of the skin or mucous membranes with insensitive bacteria or fungi may occur, manifested by: anal itching, oral mucositis and tongue, external genitalia, and vaginal inflammation.
Blood and Lymphatic System Disorders: hemolytic anemia, decreased platelet count, decreased white blood cell count, disorders of hem synthesis, increased eosinophil count in blood, occur rarely.
Endocrine Disorders: in the case of prolonged administration of tetracycline, brown-black discoloration of the thyroid has been observed, without affecting its function.
Nervous System Disorders: headache, dizziness, facial flushing, very rarely bulging fontanelle in infants and mild intracranial hypertension in children and adults.
Ear and Labyrinth Disorders: tinnitus.
Gastrointestinal Disorders: loss of appetite, nausea, vomiting, diarrhea, abdominal pain, glossitis, difficulty swallowing, esophageal ulceration, enteritis, inflammatory changes in the anal area. These effects are usually mild and disappear after discontinuation of the medicine.
Hepatobiliary Disorders: transient, slight increase in liver enzyme activity; liver dysfunction, hepatitis, jaundice, pancreatitis, occur very rarely.
Skin and Subcutaneous Tissue Disorders: in some patients with systemic lupus erythematosus, worsening of the disease symptoms has been observed.
Musculoskeletal and Connective Tissue Disorders: joint pain, muscle pain. Tooth development disorders, tooth discoloration. In patients with myasthenia gravis, the symptoms of the disease may worsen.
Renal and Urinary Disorders: increased urea levels in the blood.
General Disorders and Administration Site Conditions: malaise.
Investigations: increased azotemia in blood serum.
If you experience any side effects, including those not listed in this leaflet, you should inform your doctor, pharmacist, or nurse.
Side effects can be reported directly to the Department of Post-Marketing Surveillance of Medicinal Products, Urząd Rejestracji Produktów Leczniczych, Wyrobów Medycznych i Produktów Biobójczych, Al. Jerozolimskie 181C, 02-222 Warsaw, Tel.: +48 22 49 21 301; Fax: +48 22 49 21 309; website: https://smz.ezdrowie.gov.pl.
Side effects can also be reported to the marketing authorization holder.
By reporting side effects, you can help provide more information on the safety of this medicine.
The medicine should be stored out of the sight and reach of children.
Store in a temperature below 25°C. Protect from light and moisture.
Do not use this medicine after the expiry date stated on the packaging. The expiry date refers to the last day of the month stated.
Medicines should not be disposed of via wastewater or household waste. Ask your pharmacist how to dispose of medicines no longer required. This will help protect the environment.
The active substance of the medicine is tetracycline hydrochloride.
One film-coated tablet contains 250 mg of tetracycline hydrochloride.
The other ingredients are:
tablet core:potato starch, sodium carboxymethyl starch (type A), gelatin, talc, magnesium stearate, lactose monohydrate;
coating:polyvinyl alcohol, talc, sucrose, titanium dioxide, cochineal red E 124, Opaglos 6000: shellac (E 904), carnauba wax, yellow wax (E 903); beeswax, white (E 901).
The tablets are pink, round, biconvex, smooth, shiny, without spots, cracks, or chips. The tablet break is yellow.
Packaging: 16 tablets in a cardboard box.
Tarchomińskie Zakłady Farmaceutyczne "Polfa" Spółka Akcyjna, ul. A. Fleminga 2, 03-176 Warsaw, Phone: 22 811-18-14.
To obtain more detailed information about this medicine, you should contact the representative of the marketing authorization holder.
Need help understanding this medicine or your symptoms? Online doctors can answer your questions and offer guidance.