Products Local anesthetics are commercially available as injectables, in the form of creams, ointments, gels, plasters, lozenges, throat sprays, and gargle solutions, among others (selection). The first active ingredient from this group was cocaine, used in the 19th century by Carl Koller and Sigmund Freud; see also Sigmund Freud and cocaine. Local anesthetics are also … Local Anesthetics Effects and Side Effects
Symptoms Snow blindness occurs with a delay within approximately 3-12 hours after exposure to UV radiation, often in the afternoon, evening, or night. It manifests itself in the following symptoms: Unbearable pain in both eyes Foreign body sensation, “sand in the eyes” Trickling of tears Conjunctivitis and redness, conjunctival swelling. Corneal inflammation Eyelid spasm, i.e. … Snowblind
Products Tetracaine is commercially available in the form of eye drops (Tetracaine). It has been approved in many countries since 1987. Structure and properties Tetracaine (C15H24N2O2, Mr = 264.4 g/mol) is present in drugs as tetracaine hydrochloride, a white, crystalline, and slightly hygroscopic powder that is readily soluble in water. It belongs to the ester-type … Tetracaine (Eye Drops)
Products Oxybuprocaine eye drops 0.4% (4 mg/ml) have been approved in many countries since 1971. They are commercially available as a monopreparation (Novesin, Cebesin, Oxybuprocaine SDU Faure) and in combination with fluorescein (Fluoresceine-Oxybuprocaine SDU Faure). Structure and properties Oxybuprocaine is present in drugs as oxybuprocaine hydrochloride (C17H29ClN2O3, Mr = 344.9) is present. It is a … Oxybuprocaine Eye Drops
Symptoms Acute nonspecific eye irritation manifests itself in symptoms such as foreign body sensation, eye tearing, redness, burning, and swelling. Causes Possible causes include external irritants and eye strain: Smoke, dust, heat, cold, wind, dry air, air conditioning, chlorinated water. Sunlight, UV rays see also under snow blindness. Wearing contact lenses Chemicals, medicines, for example, … Eye Irritation
Definition Eye drops are sterile, aqueous or oily solutions or suspensions of one or more active ingredients for dropwise application to the eye. They may contain excipients. Aqueous preparations in multi-dose containers must contain a suitable preservative if the preparation is not itself sufficiently antimicrobial. Eye drops without preservatives must be marketed in single-dose containers. … Eye Drops for Dry, Red, Pink or Itchy Eyes