Effects of Timolol and Latanoprost on Respiratory and Cardiovascular Status in Elderly Patients With Glaucoma Ergin A et al. - Although all the results presented were statistically insignificant, switching to latanoprost treatment may offer some advantages in respiratory and cardiovascular function for elderly people with glaucoma over beta-blocker drugs. Spirometry and the measurement of pulse rate and blood pressure are advised in all patients receiving topical beta-blocker therapy. [more...]