Non sedating antihistamine wiki
Non sedating antihistamine wiki - date lonely women dating sites
Antihistamines are also available as creams, but these too are ineffective at reducing the itchiness of eczema and can cause allergic reactions in the skin.
Interactions with other drugs are more common with first-generation antihistamines compared with second-generation antihistamines.Often you will find that the itchiness of your skin is reduced when you use regular moisturisers to keep the skin soothed and hydrated, and control the inflammation with topical corticosteroids or other newer medicines.Antihistamines are most commonly used to control the symptoms of allergies such as hay fever.However, histamine is only one of many substances in the body that cause itching, and these medicines are mainly of value in eczema because they cause sedation.There are two different types of antihistamine – the older group, sedating antihistamines, can enter the brain and cause drowsiness, while the newer non-sedating antihistamines do not.It is important to tell your doctor or pharmacist what medicines you are taking, including those bought without a prescription and herbal medicines, before you start taking a new medicine.
Antihistamines are a class of agents that block histamine release from histamine-1 receptors and are mostly used to treat allergies or cold and flu symptoms, although some first-generation antihistamines may also be used for other conditions.
Medicines that are not totally essential should ideally be avoided during pregnancy, and pregnant women should not take antihistamines unless prescribed by a doctor.
Antihistamines can be used in children though age limits do apply: hydroxyzine is not recommended for children under six months, and promethazine and alimemazine are not recommended for children under two years.
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Second generation antihistamines were developed in the 1980s and are much less sedating than first-generation antihistamines.