1. AntiHistamines By Chemical classes

(a) AlkylAmines ;

Chlorpheniramine, Dexchlorpheniramine,

Brompheniramine, Triprolidine, Acrivastine

(b) Ethanolamines ;

Diphenhydramine, Dimenhydrate, Clemastine,

Cinarrizine, Oxatomide, Ketotifen, Ebastine

(c) Ethylenediamines ; Tripelennamine,

(d) Piperazines ; Hydroxyzine, Meclizine, Cetirizine,

Cetirizine / Pseudoephedrine

(e) Phenothiazines ; Promethazine

(f) Piperadines ; Cyproheptadine,

Cyproheptadine/ L-Carnitine/ plus other nutrients

Loratadine, Astemizole,

Terfenadine, Fexofenadine

2. AntiHistamines By Sedating effects ;

Sedating Antihistamine ;

Betahistine, Chlorpheniramine, Cinarrizine,

Clemastine, Cyproheptadine, Dexchlorpheniramine,

Dimethindene, Hydroxyzine, Ketotifen,

Promethazine,

Less Sedating Antihistamine ;

Cetirizine, Cetirizine/Pseudoephedrine,

Desloratadine, Desloratadine/Pseudoephedrine,

Ebastine, Fexofenadine, Levocetirizine,

Levocetirizine/Montelukast, Loratidine,

Loratidine/Pseudoephedrine

3. Adrenergic Agonists

Adrenaline(epinephrine)