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  2. Ketotifen - Wikipedia

    en.wikipedia.org/wiki/Ketotifen

    Ketotifen is an antihistamine medication and a mast cell stabilizer used to treat allergic conditions such as conjunctivitis, asthma, and urticaria (hives).Ketotifen is available in ophthalmic (eye drops or drug-eluting contact lenses) and oral (tablets or syrup) forms: the ophthalmic form relieves eye itchiness and irritation associated with seasonal allergies, while the oral form helps ...

  3. Antihistamine - Wikipedia

    en.wikipedia.org/wiki/Antihistamine

    Ketotifen; Levocabastine (Livostin/Livocab) Levocetirizine ... An H 3-antihistamine is a classification of drugs used to inhibit the action of histamine at the H 3 ...

  4. H1 antagonist - Wikipedia

    en.wikipedia.org/wiki/H1_antagonist

    H 1-antihistamines can be administered topically (through the skin, nose, or eyes) or systemically, based on the nature of the allergic condition. The authors of the American College of Chest Physicians Updates on Cough Guidelines (2006) recommend that, for cough associated with the common cold, first-generation antihistamine-decongestants are ...

  5. H3 receptor antagonist - Wikipedia

    en.wikipedia.org/wiki/H3_receptor_antagonist

    An H 3 receptor antagonist is a type of antihistaminic drug used to block the action of histamine at H 3 receptors.. Unlike the H 1 and H 2 receptors which have primarily peripheral actions, but cause sedation if they are blocked in the brain, H 3 receptors are primarily found in the brain and are inhibitory autoreceptors located on histaminergic nerve terminals, which modulate the release of ...

  6. 10-Hydroxyketotifen - Wikipedia

    en.wikipedia.org/wiki/10-Hydroxyketotifen

    10-Hydroxyketotifen (WR621365) [1] is a biologically inactive metabolite of ketotifen. [2] [3] [4] Despite the mainstream scientific consensus that 10-hydroxyketotifen is a biologically inactive compound, its pharmacological properties are not very well studied outside the context of ketotifen, therefore, 10-hydroxyketotifen may still possess biological activity similarly to norketotifen ...

  7. Norketotifen - Wikipedia

    en.wikipedia.org/wiki/Norketotifen

    Norketotifen is a pharmaceutical medication which is not yet approved for use and is undergoing clinical trials. It is a biologically active demethylated metabolite of ketotifen and has a similar potency as ketotifen as an antihistamine H 1 medication and a mast cell stabilizer, yet is devoid of severe sedative effects of ketotifen, potentially allowing for higher doses to be administered ...

  8. Pharmacy staff from CVS, Walgreens stores in US start three ...

    www.aol.com/news/pharmacy-staff-cvs-walgreens...

    (Reuters) -Some employees at CVS Health Corp and Walgreens Boots Alliance's U.S. pharmacies launched a three-day walkout starting Monday to push the companies to improve working conditions and add ...

  9. Cyproheptadine - Wikipedia

    en.wikipedia.org/wiki/Cyproheptadine

    Cyproheptadine is a very potent antihistamine or inverse agonist of the H 1 receptor. At higher concentrations, it also has anticholinergic, antiserotonergic, and antidopaminergic activities. Of the serotonin receptors, it is an especially potent antagonist of the 5-HT 2 receptors.

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