Levodropropizine is a histamine receptor inhibitor, Levodropropizine is an effective and very well tolerated peripheral antitussive drug.

Ketotifen (fumarate) is a second-generation noncompetitive H1-antihistamine and mast cell stabilizer, which is used to prevent asthma attacks.

Hydroxyzine is a histamine H1 receptor antagonist (Ki = 1.9 nM).

H4 Receptor antagonist 1 is a potent and selective histamine H4 receptor inverse agonist, with an IC50 of 19 nM.

Famotidine is a competitive histamine H2-receptor antagonist. Its main pharmacodynamic effect is the inhibition of gastric secretion.

Doxylamine is a first generation antihistamine; can be used by itself as a short-term sedative and in combination with other drugs to provide night-time allergy and cold relief.

Dimebon is an antihistamine drug.

Desloratadine(Sch34117) is a potent antagonist for human histamine H1 receptor used to treat allergies.

Cyproheptadine hydrochloride is a migraine prophylactic and Non-selective SR-2A (5HT2) antagonist. Cyproheptadine hydrochloride is an inhibitor of Histamine H1 Receptor and SR-2C.

Contilisant is a neuroprotective, non-toxic, antioxidant, permeable ligand, showing in vitro pharmacological properties on the selected biological targets (hAChE IC50=0.53 uM.

Ciproxifan is an antagonists of H3-type histamine receptors.

Cimetidine is a histamine-2 (H2) receptor antagonist.

Chlorprothixene has strong binding affinities to dopamine and histamine receptors, such as D1, D2, D3, D5, H1, 5-HT2, 5-HT6 and 5-HT7, with Ki of 18 nM, 2.96 nM, 4.56 nM, 9 nM, 3.75 nM, 9.4 nM, 3 nM and 5.6 nM, respectively.

Chlorpheniramine maleate is an histamine H1 receptor antagonist with IC50 of 12 nM.

Carbinoxamine maleate is a histamine-H1 receptor blocking agent with antihistamine and anticholinergic properties.

Brompheniramine maleate is a histamine H1 receptors antagonist.

Betahistine Dihydrochloride is a histamine H3 receptors inhibitor used as an antivertigo drug.

Azelastine HCl is a potent, second-generation, selective, histamine antagonist.

Azatadine dimaleate is an histamine and cholinergic inhibitor with IC50 of 6.5 nM and 10 nM, respectively.

Alcaftadine

Acrivastine (BW825C) is a short acting histamine 1 receptor antagonist for the treatment of allergic rhinitis.

(R)-Cetirizine is the (R)-enantiomer of the histamine H1 receptor antagonist and second generation antihistamine cetirizine.