Chlorpheniramine maleate is a histamine H1 antagonist used in allergic reactions, hay fever, rhinitis, urticaria, and asthma.

Antipyrine is an analgesic and antipyretic agent; selective COX-3 inhibitor.

Donepezil hydrochloride is an indan and piperidine derivative that acts as a selective and reversible inhibitor of Acetylcholinesterase.

Procaterol hydrochloride is a long-acting beta-2-adrenergic receptor agonist.

Dopamine HCl is a catecholamine neurotransmitter present in a wide variety of animals,And a dopamine D1-5 receptors agonist.

Phenothiazine is a dopamine-2 (D2) receptor antagonist therefore decreases the effect of dopamine in the brain.

Lidocaine is an anesthetic agent indicated for production of local or regional anesthesia.

Salicin is a phenol β-glycosid produced from willow bark that shows anti-inflammatory effects.