Clinical intolerance to Betahistine may occur in bronchial asthma patients (see section 4.5 and 4.8) - These patients should therefore be monitored carefully during the treatment with betahistine. (medthority.com)
Histamine analogue2
Betahistine is a histamine analogue, concurrent administration of H1 antagonists may cause a mutual attenuation of effect of the active agents. (medthority.com)
Betahistine is a histamine analogue. (pharmbaba.com)
Skin rash1
Hypersensitivity: Hypersensitivity reactions, such as skin rash, may rarely occur. (com.bd)
Reactions8
Patients taking betahistine may experience several hypersensitivity and allergic reactions. (wikipedia.org)
Other hypersensitivity reactions reported include tingling, numbness, burning sensations, shortness of breath and laboured breathing. (wikipedia.org)
The study authors suggest that hypersensitivity reactions may be a direct result of betahistine's role in increasing histamine levels throughout the body. (wikipedia.org)
Hypersensitivity reactions quickly subside after betahistine has been discontinued. (wikipedia.org)
It is used in hypersensitivity reactions, in rhinitis, for pruritus, and in some common cold remedies. (nih.gov)
Patients on penicillin therapy, including amoxicillin, can experience severe and sometimes fatal hypersensitivity reactions (anaphylactic). (shreejipharmainternational.com)
Those who have a history of penicillin hypersensitivity and/or multiple allergies are more likely to experience these reactions. (shreejipharmainternational.com)
It has been reported that people with a history of penicillin hypersensitivity have experienced severe reactions when given cephalosporins. (shreejipharmainternational.com)
Pheochromocytoma1
Betahistine is contraindicated for patients with pheochromocytoma. (wikipedia.org)
Pregnancy2
As a precautionary measure, it is preferable to avoid the use of Betahistine during pregnancy. (medthority.com)
Safety of Betahistine during pregnancy has not been established. (com.bd)
Efficacy4
Betahistine was once believed to have some positive effects in the treatment of Ménière's disease and vertigo but more recent evidence casts doubt over its efficacy. (wikipedia.org)
However, betahistine has not been approved for marketing in the United States for the past few decades, and there is disagreement about its efficacy. (wikipedia.org)
Betahistine tablets are not recommended for use in children and adolescents below age 18 due to lack of data on safety and efficacy. (medthority.com)
In the November 2006 issue of "Drug Safety," Dr. Sabine Jeck-Thole and Dr. Wolfgang Wagner reported that betahistine may cause several allergic and skin-related side effects. (wikipedia.org)
Caution is advised in prescribing betahistine to patients with either urticaria, rashes or allergic rhinitis, because of the possibility of aggravating these symptoms. (medthority.com)
Patients with hypersensitivity to Detrol may experience severe allergic reaction, which requires immediate cessation of the drug. (happyfamilymedstore.com)
Vertigo7
Betahistine, sold under the brand name Serc among others, is an anti-vertigo medication. (wikipedia.org)
There have been studies of the use of betahistine which showed a reduction in symptoms of vertigo and to a lesser extent, tinnitus, in subjects, but conclusive evidence is lacking at present. (wikipedia.org)
Oral betahistine has been approved for the treatment of Ménière's disease and vestibular vertigo in more than 80 countries worldwide, and has been reportedly prescribed more than 130 million patients. (wikipedia.org)
The Cochrane Library concluded in 2001 that "Most trials suggested a reduction of vertigo with betahistine and some suggested a reduction in tinnitus but all these effects may have been caused by bias in the methods. (wikipedia.org)
citation needed] Patients taking betahistine may experience following side effects: Headache Low level of gastric side effects Nausea can be a side effect, but the patient is generally already experiencing nausea due to the vertigo so it goes largely unnoticed. (wikipedia.org)
Betahistine is indicated for treatment of Ménière's syndrome, symptoms of which may include vertigo, tinnitus, hearing loss and nausea. (medthority.com)
Thus, Betahistine Mesylate is clinically useful for the relief of vertigo and dizziness. (com.bd)
Betahistine in Betavert 16 Tablet works by stimulating the activity of histamine and improving the blood flow (vasodilation) in the inner ear. (pharmbaba.com)
Severe1
As betahistine is a synthetic analogue of histamine it may induce the release of catecholamines from the tumor resulting in severe hypertension. (medthority.com)
Inner ear5
This stimulation explains the potent vasodilatory effects of betahistine in the inner ear, that are well documented. (wikipedia.org)
Betahistine seems to dilate the blood vessels within the inner ear which can relieve pressure from excess fluid and act on the smooth muscle. (wikipedia.org)
Betahistine Mesilate dilates precapillary sphincters, increasing the blood flow in the inner ear. (com.bd)
Betahistine Mesilate increases microcirculation blood flow in the inner ear, and removes endolymphatic hydrops of the inner ear. (com.bd)
Betahistine improves microcirculation of the inner ear and removes endolymph hydrops, thereby alleviating dizziness in Meniere's disease and Meniere's syndrome. (com.bd)
Digestive2
Betahistine may also cause several digestive-related side effects. (wikipedia.org)
Patients experiencing chronic digestive problems may lower their dose to the minimum effective range and by taking betahistine with meals. (wikipedia.org)
The package insert for Serc, a trade name for betahistine, states that patients may experience several gastrointestinal side effects. (wikipedia.org)
Betahistine is contraindicated in patients with phaeochromocytoma. (medthority.com)
Caution is advised in the treatment of patients with peptic ulcer or a history of peptic ulceration, because of the occasional dyspepsia encountered in patients on betahistine. (medthority.com)
Clinical2
Betahistine is also undergoing clinical trials for the treatment of attention deficit hyperactivity disorder (ADHD). (wikipedia.org)
Betahistine is regarded to have no or negligible effects on the ability to drive and use machines as no effects potentially influencing this ability were found to be related to betahistine in clinical studies. (medthority.com)
Caution2
There is limited data in the elderly, betahistine should be used with caution in this population. (medthority.com)
Caution is recommended when using betahistine and MAO inhibitors (including MAO-B selective) concomitantly. (medthority.com)
Symptoms2
Betahistine exhibits a marked healing effect on giddiness experienced upon standing, the sensation of instability, and symptoms of dizziness. (com.bd)
For the prevention of dizzy spells and other residual symptoms: Along with inhibiting the symptoms of dizziness and removing residual symptoms after the attack, continued administration of Betahistine Mesylate also prevents the recurrence of dizzy spells. (com.bd)
Experience1
People taking betahistine may experience several other side effects ranging from mild to serious. (wikipedia.org)