A-b1

A-b1 Medicine

Overdose

Overdose has not been reported.

Incompatibilities

None known

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; Website: www.mhra.gov.uk/yellowcard.

Preclinical safety data

No relevant data

Therapeutic indications

BEN BENERVA BEN

Benerva contains thiamine (vitamin B1), a water-soluble vitamin that is involved in many human metabolic processes. It is indicated in: treatment of significant vitamin B1 deficiency due to increased needs, reduced intake, or decreased absorption. Situations that are often accompanied by vitamin B1 deficiency and require supplements include: regular excessive alcohol consumption, eating disorders. Benerva 300 mg is indicated for adults aged 18 and over.  

Pharmacodynamic properties

ATC Code: A11DA01

Pharmacotheraputic Group: Vitamin B1, Plain

A-B1 is an essential co-enzyme for carbohydrate metabolism.

Pharmacokinetic properties

A-B1 is well absorbed from the gastrointestinal tract following oral administration, although the absorption of large doses is limited. It is widely distributed to most body tissues and appears in breast milk. Within the cell, A-B1 is mostly present as the diphosphate. A-B1 is not stored to any appreciable extent in the body; amounts in excess of the body's requirements are excreted in the urine as unchanged A-B1 or metabolites.

Name of the medicinal product

A-B1

Qualitative and quantitative composition

Thiamine Hydrochloride

Special warnings and precautions for use

POSSIBLE SIDE EFFECTS

Like all medications, this drug can cause side effects, even if not all people suffer from them.   When these reactions are reported voluntarily, their frequency is not precisely known:-allergic reactions, hypersensitivity reactions with symptoms that may be respiratory (such as wheezing), mild to moderate skin reactions, symptoms in the digestive system and/or cardiovascular system have been reported. Symptoms may include rash( rash), itching, urticaria (a kind of reddish hives on the skin, usually itchy), rapid swelling on the skin and mucous membranes (angioedema) , and cardio-respiratory difficulties. If an allergic reaction occurs, you should stop treatment and contact a medical professional.   - Mild gastrointestinal reactions such as nausea, vomiting, diarrhea, abdominal and gastrointestinal pain. - Contact dermatitis in predisposed patients.   If you experience any side effects, contact your doctor or pharmacist, even if they are possible side effects that are not listed in this brochure. You can also contact them directly through the Spanish pharmacovigilance system for human-used medicines: www.notify.there is. By reporting side effects, you can contribute to providing more information about the safety of this drug..  

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.

Dosage (Posology) and method of administration

HOW TO TAKE BENERVA

Follow exactly the instructions for administration of the drug contained in this brochure, or indicated by your doctor or pharmacist. If in doubt, ask your doctor or pharmacist. Recommended dose: oral.     - Adults over 18 years of age: it is recommended to take 1 tablet a day to treat obvious symptoms of deficiency. Treatment in general should not exceed 2 weeks on a continuous basis.   It is recommended to take the tablets with enough water preferably before meals.   If you take more Benerva than you should, large doses do not give noticeable effects.. In case of overdose or accidental ingestion, contact the toxicology information service at 91 562 04 20 or contact your doctor or contact a medical facility with an indication of the medication and the amount swallowed.   If you forget to take Benerva, do not use a double dose to compensate for missed doses..   If you stop treating Benerva, if you have any other doubts about using this medication, ask your doctor or pharmacist.  

Special precautions for disposal and other handling

None