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Home > Active Pharmaceutical Ingredients > Antiallergic Drugs (Find 103 items)

Antiallergic Drugs

Loratadine

(79794-75-5)
A nonsedating-type histamine H1-receptor Antihistamines have a high degree of selectivity for peripheral nerve H1 receptors, a strong effect and a long time. Used for allergic arthritis and allergic rhinitis. National Class II anti-allergic new drug, used to relieve nasal and non-nasal symptoms of seasonal allergic rhinitis and relieve chronic urticaria

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Diphenhydramine

(58-73-1)
It is used for allergic diseases of the skin and mucous membranes and nausea and vomiting caused by boat ride.

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Cetirizine

(83881-51-0)
Used as an anti-allergy medicine Anti-allergic drugs have long-term selectivity and strong H1 receptor activity without sedative side effects. It is used for allergic diseases of the respiratory system, skin and eyes, including chronic idiopathic urticaria, perennial allergic rhinitis, hay fever, mild sedation or dry oral mucosa.

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Cetirizine hydrochloride

(83881-52-1)
Antihistaminic Mainly used for allergic diseases of the respiratory system, skin and eyes

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Fexofenadine

(83799-24-0)
The active metabolite of Terfenadine (T114500), a H1-histamine receptor antagonist. Used to treat allergic rhinitis. Respiratory system and anti-allergic drugs, used to treat seasonal allergic rhinitis, chronic sudden rubella, etc.

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Desloratadine

(100643-71-8)
For the relief of symptoms of seasonal allergic rhinitis, perennial (non-seasonal) allergic rhinitis. Desloratidine is also used for the sympomatic treatment of pruritus and urticaria (hives) associated with chronic idiopathic urticaria.

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(±)-Promethazine

(60-87-7)
Antihistamines. It is suitable for allergic diseases (such as asthma, urticaria, allergic rhinitis, bronchial asthma, etc.) and vomiting during pregnancy. It can also be combined with chlorpromazine and the like to form a Keming mixture for artificial hibernation.

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Olopatadine

(113806-05-6)
Anti-allergic. Allergic rhinitis, allergic conjunctivitis, urticaria, skin diseases accompanied by itching symptoms (eczema, erythema multiforme, etc.) and asthma.

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Promethazine hydrochloride

(58-33-3)
Promethazine is a first generation histamine H1 receptor antagonist (Ki = 2.6 nM) whose antihistamine activity has been reported in guinea pigs and mice at ED50 values of 0.43 and 5.9 mg/kg, respectively.Promethazine can penetrate the CNS, depressing central H1 receptor activity, which may relate to its sedative properties, and can also inhibit muscarinic acetylcholine receptors (Ki = 22 nM). Furthermore, 32 mg/kg promethazine demonstrates antiemetic effects in ferret models of motion sickness o

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An allergic reaction is an allergic reaction, which refers to tissue damage or physiological dysfunction caused by the body being stimulated by antigenic substances, and is an immunopathological injury process. Drugs for preventing and treating allergic diseases caused by various antigenic substances (such as bacteria, viruses, parasites, pollen, etc.) are anti-allergic drugs. According to the different mechanism of action, it can be divided into: antihistamine drugs, allergic reaction mediator release drugs, histamine desensitizers, leukotriene receptor antagonists, drugs that inhibit antigen-antibody reactions, and improve or control allergic symptoms Medicines, etc. The "ECHEMI Antiallergic Drugs" list mainly supplies APIs for such drugs.
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