This issue includes reviews of drugs for glaucoma, age-related macular degeneration (AMD), bacterial conjunctivitis, and dry eye disease. Allergic conjunctivitis is reviewed in a separate issue.1

In general, all eye drops should be given in doses of one drop. The average volume of a single drop is larger than the eyelid's capacity to hold fluid; a second drop only washes out the first, may increase systemic absorption, and doubles the cost of treatment. The interval between instillation of 2 different drops should be at least 5 minutes. Patients who experience stinging or burning following...  Continue reading

Cannabis (marijuana) contains more than 60 pharmacologically active cannabinoids; delta-9-tetrahydrocannabinol (THC) and cannabidiol (CBD) are the best known. THC is the main psychoactive constituent of cannabis. CBD, unlike THC, does not produce intoxication or euphoria. ... Continue reading