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Roxatidine Acetate Hydrochloride (CAS 93793-83-0) is a specific and competitive histamine H₂-receptor antagonist. Chemically, Roxatidine Acetate Hydrochloride is designated as 2-acetoxy-N-[3-[3-(1-piperidinylmethyl)phenoxy]propyl]acetamide hydrochloride. The molecule features a central phenoxypropylamine scaffold with a piperidinylmethyl substituent at the meta position of the phenyl ring and an acetoxyacetamide side chain.

Nebivolol Hydrochloride (CAS 152520-56-4) is a third-generation, highly selective β₁-adrenergic receptor antagonist (β-blocker) that uniquely combines cardioselective β₁-receptor blockade with nitric oxide (NO)-mediated vasodilatory activity. Chemically, Nebivolol Hydrochloride is designated as (1RS,1′RS)-1,1′-[(2RS,2′SR)-bis(6-fluoro-3,4-dihydro-2H-1-benzopyran-2-yl)]-2,2′-iminodiethanol hydrochloride.

Dolutegravir (CAS 1051375-16-6) is a second-generation HIV-1 integrase strand transfer inhibitor (INSTI) developed by GlaxoSmithKline and marketed under the brand name Tivicay®. Chemically, Dolutegravir is designated as (4R,12aS)-N-[(2,4-difluorophenyl)methyl]-7-hydroxy-4-methyl-6,8-dioxo-3,4,6,8,12,12a-hexahydro-2H-pyrido[1′,2′:4,5]pyrazino[2,1-b][1,3]oxazine-9-carboxamide.

Rotigotine (CAS 99755-59-6) is a non-ergoline dopamine receptor agonist with a unique pharmacological profile, indicated for the treatment of Parkinson's disease (PD) and Restless Legs Syndrome (RLS).

Perindopril (CAS 82834-16-0) is a potent, long-acting angiotensin-converting enzyme (ACE) inhibitor belonging to the class of medications used for the treatment of hypertension, coronary artery disease, and other cardiovascular conditions.

Lifitegrast (CAS 1025967-78-5) is a novel, small-molecule integrin antagonist designed to treat the signs and symptoms of dry eye disease (keratoconjunctivitis sicca). Structurally, Lifitegrast is a complex chiral molecule with the chemical name (2S)-2-{[2-(1-benzofuran-6-carbonyl)-5,7-dichloro-1,2,3,4-tetrahydroisoquinolin-6-yl]formamido}-3-(3-methanesulfonylphenyl)propanoic acid.