Pharmacy Guide
Patient leaflets and SmPCs, drug interaction checker, official dosages and NHS pharmacy opening hours — all in one place.
Pharmacy Guide
Patient leaflets and SmPCs, drug interaction checker, official dosages and NHS pharmacy opening hours — all in one place.
Thiamine Hydrochloride 100 mg Tablets
⚠ This medicine appears to have been discontinued
The electronic medicines compendium (emc) no longer publishes a Summary of Product Characteristics for this product, which usually means it is no longer marketed in the UK. The patient leaflet below is kept for reference, but the product may not be available.
If you were prescribed this medicine, other products containing Thiamine hydrochloride may still be available. Do not stop your treatment — ask your pharmacist or GP what to use instead.
What it is and what it is used for
for 2. What you need to know before you take Thiamine Hydrochloride Tablets 3. How to take Thiamine Hydrochloride Tablets 4. Possible side effects 5. How to store Thiamine Hydrochloride Tablets 6. Content of the pack and other information
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this vitamin occurs naturally in nearly all living tissues, and some is obtained from almost all foods particularly yeast, wholegrain cereals, meat and beans
- unpleasant physical symptoms can develop if you do not get enough thiamine in your diet. Taking Thiamine
Hydrochloride Tablets – a synthetic version of natural Vitamin B, – helps to make up for any lack of thiamine in your diet.
What you need to know before you take it
E THIAMINE HYDROCHLORIDE TABLETS Do not take Thiamine Hydrochloride Tablets If you are allergic to thiamine hydrochloride or any of
the other ingredients of Thiamine Hydrochloride Tablets (see section 6). An allergic reaction may be recognised as a rash, itching, swollen face or lips,
shortness of breath. Warnings and precautions Talk to your doctor or pharmacist before taking
Thiamine Hydrochloride Tablets. Other medicines and Thiamine Hydrochloride Tablets
Tell your doctor or pharmacist if you are taking any
If you forget to take Thiamine Hydrochloride 'Tablets: Take your dose as soon as you remember, then carry
on taking your tablets as usual. Do not take a double dose to make up for a forgotten dose.
If you have any further questions on the use of this
aving blood tests or other medical tests: High concentrations of thiamine in the blood can affect certain medical tests. If you are having a blood test, scan, or any other medical test, tell your doctor that you are taking Thiamine hydrochloride tablets.
product, ask your doctor or pharmacist.
Like all medicines, this medicine can cause side effects, although not everybody gets them. These tablets are unlikely to cause side effects unless you are overly sensitive (hypersensitive) to thiamine or one of the other ingredients in Thiamine Hydrochloride Tablets. Hypersensitivity reactions to thiamine have been reported, but mostly when it has been given by injection.
are pregnant or breast-feeding unless under the direction of your doctor. Ask your doctor or pharmacist for advice before taking any medicine.
ability to drive or use machines. However, if you feel you may be affected, do not drive or use machines and speak to your doctor.
after taking this medicine, symptoms of this include: nausea; vomiting; stomach pain: diarrhoea.
taking this medicinal product.
If you notice any unusual feelings or symptoms, stop
taking the tablets and contact your doctor or
How to take it
THIAMINE HYDROCHLORIDE TABLETS
Do not throw away any medicines via wastewater or household waste. Ask your pharmacist how to throw away medicines you no longer use. These measures ill help protect the environment. 6. CONTENT OF THE PACK AND OTHER INFORMATION What Thiamine Hydrochloride Tablets contains The active substance is Thiamine hydrochloride.
Each tablet contains 50 mg or 100 mg of thiamine hydrochloride. The other ingredients are lactose monohydrate, maize starch, pregelatinised starch, magnesium stearate and talc. What Thiamine Hydrochloride Tablets looks like and contents of the pack iamine Hydrochloride 50 mg Tablets are white to off white, circular biconvex uncoated tablets embossed ith "THT" and "50" separated by break line on one
off white, circular biconvex uncoated beveled edges ablets embossed with "THT" and "100" separated by break line on one side and plain on other side. e score line is only to facilitate breaking for ease of
swallowing and not to divide into equal doses. iamine Hydrochloride Tablets are available in white opaque HDPE bottle with white polypropylene child resistant cap containing a polyester coil and desiccant
ontainer: Pack 100's and 250's Tablets. hiamine Hydrochloride Tablets are available in blisters of Aluminium-PVC/PVDC containing pack of 28 tablets along with leaflet inside. Not all pack sizes may be marketed. arketing Authorization Holder lamingo Pharma (UK) Ltd. st Floor, Kirkland House, 1-15 Peterborough Road, arrow, Middlesex, Al 2AX, United Kingdom.
pharmacist as soon as you can. Reporting of side effects
Always take this medicine exactly as described in this
If you get any side effects, talk to your doctor,
leaflet or as your doctor or Pharmacist has told you. Check with your doctor or pharmacist if you are not
pharmacist or nurse. This includes any possible side effects not listed in this leaflet. You can also report side effects directly via the Yellow Card Scheme at: www.inhra.gov.uk/yellowcard or search for MHRA Yellow Card in the Google Play or Apple App Store. By reporting side effects you can help provide more information on the safety of this medicine.
sure. Take the tablets by mouth. Swallow whole with water.
Certain medicines can reduce the effect of your Thiamine Hydrochloride Tablets.
The usual dose is as follows:
- fluorouracil (used to treat certain cancers and viral infections)
Some people may experience a mild stomach upset
Thiamine Hydrochloride Tablets contains lactose If you have been told by your doctor that you have an intolerance to some sugars, contact your doctor before
other medicines, including those obtained without a prescription, such as vitamins or herbal preparations which you have bought yourself.
Tell your doctor if you are taking the following medicine because he/she may need to adjust your Thiamine hydrochloride tablets dose:
'Very few people may experience an allergic reaction after taking this medicine, symptoms of this could be: rash or skin irritation; swelling of face, lips, throat or tongue; stomach pain; difficulty in breathing or swallowing; rapid pulse; heart pain.
Driving and using machines Thiamine Hydrochloride is not known to affect the
last day of that month.
side and plain on other side. iamine Hydrochloride 100 mg Tablets are white to
Possible side effects
Pregnancy, breastfeeding and fertility Do not take Thiamine Hydrochloride Tablets if you
not use this medicine after the expiry date which
If you find a whole tablet too big to swallow, break it first along the break-line.
Manufacturers Flamingo Pharma (UK) Limited, he Bloc, 38 Springfield Way, laby, Hull, HU10 6RJ, United Kingdom. his leaflet was last revised in 03/2020.
How to store it
THIAMINE
If you are taking Thiamine Hydrochloride 50mg Tablets:
HYDROCHLORIDE TABLETS Keep this medicine out of the sight and reach of
Adults, the Elderly and Children over 3 years
children.
Mild chronic deficiency: One tablet a day. Severe thiamine deficiency: Two tablets three times a day.
This medicinal product does not require any special storage conditions.
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Colour Scheme
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Children: Not recommended for those under 3 years of
Thiamine Hydrochloride Tablets are vitamin tablets and you have been given them because your body does not have enough thiamine (Vitamin B,). Although
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Children: Not recommended for those under 3 years
ofage.
- Keep this leaflet. You may need to read it again.
1. WHAT THIAMINE HYDROCHLORIDE TABLETS IS AND WHAT IT IS USED FOR
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Read all of this leaflet carefully before you start taking this medicine because it contains important information for you. Always take this medicine exactly as described in this leaflet or as your doctor or pharmacist has told you.
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PACKAGE LEAFLET: INFORMATION FOR THE USER Thiamine Hydrochloride 50mg and 100mg Tablets Thiamine Hydrochloride
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Frequently asked questions about Thiamine Hydrochloride 100 mg Tablets
How do I take Thiamine Hydrochloride 100 mg Tablets?
Thiamine Hydrochloride 100 mg Tablets comes as tablet containing 100mg. Always follow the dose your doctor or pharmacist has given you, and read the leaflet that comes with the medicine.
What is the active substance in Thiamine Hydrochloride 100 mg Tablets?
The active substance in Thiamine Hydrochloride 100 mg Tablets is thiamine hydrochloride.
Where does this information come from?
This leaflet reproduces the patient information leaflet approved for Thiamine Hydrochloride 100 mg Tablets, as published on the electronic medicines compendium (emc). The version printed inside your medicine’s packaging is the one that applies to you.
Can I get Thiamine Hydrochloride 100 mg Tablets without a prescription?
Whether a medicine is available over the counter or on prescription only depends on its licence. Check the leaflet, or ask your pharmacist — they can tell you straight away.
About this leaflet
The text above reproduces the patient information leaflet approved for this medicine, restructured for easier reading.
- Source: electronic medicines compendium (emc), Datapharm
- Active substance: thiamine hydrochloride
- Official document: view the original leaflet on emc →
⚕For healthcare professionals — Summary of Product Characteristics (SmPC)Full SmPC: dosage, interactions, contraindications, warnings+
4.1. Therapeutic indications
Treatment of thiamine deficiency
4.2. Posology and method of administration
Adults, the Elderly and Children over three years:
Mild chronic deficiency: 50 mg daily
Severe deficiency: 100 mg three times daily.
Not recommended for children under three years.
Route of administration: oral
4.3. Contraindications
Hypersensitivity to Thiamine Hydrochloride or to any of the excipients listed in section 6.1
4.4. Special warnings and precautions for use
This medicinal product contains lactose monohydrate. Patients with rare hereditary problems of galactose intolerance, the Lapp lactase deficiency or glucose-galactose malabsorption should not take this medicine.
4.5. Interaction with other medicinal products and other forms of interaction
The thiamine antagonist's thiosemicarbazone and 5-fluorouracil can neutralise the effect of thiamine. Patients using any of these treatments may need their thiamine dose adjusted.
Thiamine could give false positive results for urobilinogen determination by the Ehrlich's reaction. High doses of thiamine may interfere with spectrophotometric assays of theophylline plasma concentration.
4.6. Fertility, pregnancy and lactation
This product is not intended for use in pregnant or lactating women.
4.7. Effects on ability to drive and use machines
No studies on the effect on the ability to drive and use machines have been performed. However, patients should be cautioned to see how they react before driving or operating machinery.
4.8. Undesirable effects
Gastrointestinal disorders:
Mild gastrointestinal events such as nausea, vomiting, diarrhoea, and abdominal pain have been reported. Frequency not known (cannot be estimated from data).
Immune system disorders:
Hypersensitivity reactions have been reported (mainly after parenteral administration).
Allergic and anaphylactic reactions, with symptoms of pruritus, urticaria, itching, hives, angioedema, abdominal pain, respiratory distress, tachycardia, palpitations, and shock have been reported in single cases. Frequency not known (cannot be estimated from data).
Reporting of Suspected Adverse Reactions
Reporting suspected adverse reactions after authorisation of the medicinal product is important. It allows continued monitoring of the benefit/risk balance of the medicinal product. Healthcare professionals are asked to report any suspected adverse reactions via the yellow card scheme at www.mhra.gov.uk/yellowcard.
4.9. Overdose
Overdose has not been reported.
🇷🇴 Known in Romania as
Medicines sold in Romania with the same active substance: Cunoscut în România ca
⚠ Same active substance, but a different pharmaceutical form (for example a gel instead of a tablet). Not interchangeable — ask a pharmacist.
- VITAMINA B1 KABI 50 mg/ml prescriptionTHIAMINUM · injection / infusion
- VITAMINA B1 ZENTIVA 100 mg/2 ml prescriptionTHIAMINUM · injection / infusion
Same active substance. The strength, the form and whether you need a prescription can differ. Always ask a pharmacist before you switch. Romanian medicines in the UK →
🇵🇱 Known in Poland as
Medicines sold in Poland with the same active substance: W Polsce znany jako
- Vitaminum B1 RichterThiamini hydrochloridum · taken by mouth
Same active substance. The strength, the form and whether you need a prescription can differ. Always ask a pharmacist before you switch. Polish medicines in the UK →
💬 Ask about this leaflet
Ask anything about Thiamine Hydrochloride 100 mg Tablets. The assistant answers only from this leaflet — if the leaflet does not cover it, it will say so. It does not give medical advice.
Answers come from the patient leaflet published on the electronic medicines compendium (emc). They are not medical advice. Ask a pharmacist or your GP if you are unsure. For urgent help call NHS 111, or 999 in an emergency.