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Histallay contain fexofenadine hydrochloride, which is a non-drowsy antihistamine.
Histallay is used in adults and adolescents over 12 years of age to relieve the symptoms that occur with hay fever (seasonal allergic rhinitis) such as sneezing, itchy, runny or blocked nose and itchy, red and watery eyes.
Like all medicines, this medicine can cause side effects, although not everybody gets them.
Tell your doctor immediately and stop taking Histallay if you experience: swelling of the face, lips, tongue or throat and difficulty breathing, as these may be signs of a serious allergic reaction.
The following undesirable effects have been reported in clinical trials, with an incidence similar to those observed in patients who did not receive the drug (placebo).
Common side effects (may affect up to 1 in 10 people):
Uncommon side effects (may affect up to 1 in 100 people):
Additional side effects (frequency not known: cannot be estimated from the available data) which may occur are:
Reporting of side effects.
If you get any side effects talk to your doctor, 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 website: www.mhra.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.
Active ingredient: Fexofenadine hydrochloride; Tablet Core: Powdered cellulose; Mannitol; Maize starch; Croscarmellose sodium; Colloidal anhydrous silica Film Coating: Magnesium stearate; Opadry Pink 03B54504 film-coating mixture containing Hypromellose (E464), Titanium dioxide (E171), Macrogol 400, Allura Red AC Lake (FD&C Red #40) (E129), and Iron oxide, black (E172)
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