Beta2-Sympathomimetics

Products Beta2-sympathomimetics are usually commercially available as inhalation preparations (powders, solutions) administered with an inhaler, for example, metered-dose inhaler, diskus, Respimat, Breezhaler, or Ellipta. There are few drugs on the market that can be given perorally. Structure and properties Beta2-sympathomimetics are structurally related to the natural ligands epinephrine and norepinephrine. They may exist as racemates … Beta2-Sympathomimetics

Enantiomers

Introductory question How much active ingredient is in a 10 mg cetirizine tablet? (a) 5 mg B) 7.5 mg C) 10 mg The correct answer is a. Image and mirror image Many active pharmaceutical ingredients exist as racemates. They consist of two molecules that behave like an image and mirror image of each other. These … Enantiomers

Salbutamol: Drug Effects, Side Effects, Dosage and Uses

Products Salbutamol is commercially available as a metered-dose inhaler, inhalation solution, diskus, syrup, infusion concentrate, and solution for injection (Ventolin, generics). It has been approved in many countries since 1972 and is also known as albuterol in English-speaking countries. Salbutamol is the precursor of salmeterol and vilanterol (all GlaxoSmithKline). Structure and properties Salbutamol (C13H21NO3, Mr … Salbutamol: Drug Effects, Side Effects, Dosage and Uses