Non sedating antihistamine syrup
New antihistamines include rupatidine, which is similar to loratidine. Terfenadine (Teldane™) and astemisole (Hismanal™) have been withdrawn from the New Zealand market.
These drugs may result in electrical disturbances in the heart resulting in palpitations and rarely sudden death when taken at the same time as the following medicines: (H2) is found in the stomach and skin.
As well as tablets, antihistamines are available as injections, elixirs, and creams.
An injection can be given in case of severe allergic reaction (although in such cases, adrenaline (epinephrine) may be more appropriate and can be life-saving).
There is no cure for allergic reactions, so the best course of action is to remove the offending allergen from the environment if at all possible.
If your faithful friend has a reaction to your cleaning products for example, change them without hesitation.
H2 blockers available in New Zealand include: New Zealand approved datasheets are the official source of information for these prescription medicines, including approved uses and risk information.
Check the individual New Zealand datasheet on the Medsafe website.
Most second-generation antihistamines do not cause drowsiness, although some (such as cetirizine and fexofenadine), may be more likely to do so at higher dosages.
Topical preparations (ointments and creams) are often applied to insect bites but are not very effective as the antihistamine chemical does not penetrate the skin well.
Sedating antihistamines should not be used in children under the age of 2 years for any reason and should not be used in children under 6 years for cough and cold symptoms.
Histamine-1 receptors are also found in the brain and spinal cord.
Antihistamines are very good at relieving symptoms of an allergic reaction, such as: First-generation antihistamines were developed more than seventy years ago and are still in widespread use today.