Categorical variables are also known as qualitative (or discrete) variables. These categorical variables can be further classified as being nominal, dichotomous or ordinal variables. Each of these types of categorical variable (i.e., nominal, dichotomous and ordinal) has what are known as categories or levels. These categories or levels are the descriptions that you give a variable that help to explain how variables should be measured, manipulated and/or controlled.
BetimolÂ® (timolol ophthalmic solution), 0.25% and 0.5%, is a non-selective beta-adrenergic antagonist for ophthalmic use. The chemical name of the active ingredient is (S)-1-[(1,1-dimethylethyl)amino]-3-[(4-(4-morpholinyl)-1,2,5-thiadiazol-3-yl]oxy]-2-propanol. Timolol hemihydrate is the levo isomer.
cephalexin oral brand names and other generic formulations include: Biocef Oral, Cefanex Oral, C-Lexin Oral, ED A-Ceph Oral, Entaceph Oral, Keflet Oral, Keflex Oral, Panixine DisperDose Oral, Zartan Oral. All generic drug interactions for cephalexin oral (lists will include brand and generic names): 1  1 serious drug interaction.  63 significant drug interactions.