Product Images Timolol Maleate

This is a set of instructions for using Timolol Maleate Ophthalmic Solution, which comes in sterile packaging with two strengths: 0.25% and 0.5%. It is essential to use this product as prescribed by a doctor. Before using this product, make sure to wash your hands thoroughly. Other ophthalmic medications should be used either ten minutes before or after using Timolol Maleate Ophthalmic Solution. To open the bottle, you will have to unscrew the cap, and the spike in the cap will pierce the protective seal of the bottle. After this, tilt your head back and place the solution between your eye and lower eyelid so that the drop falls into your eye without contacting your eye or eyelids. The process should be repeated with the other eye if advised by your doctor.*

This is a set of instructions for using ophthalmic medication safely. It warns that using contaminated medication can cause eye infections and may result in vision loss. The dispenser tip is pre-measured, so it should not be enlarged. The medication may have extra timolol, but excess should not be removed from the bottle. Lastly, it states that if there are any questions about the use of timolol maleate ophthalmic solution, one should consult a doctor.*

The text is describing an optical rotation measurement in a solution of hydrochloric acid at a concentration of 5% (presumably weight/volume). The specific rotation is given as being -12.2 degrees at a wavelength of 405 nm. There is a range given of -11.7 to -12.5 degrees, which may represent some form of error or variability in the measurement.*