Aminoglycosides are traditional Gram-negative antibiotics containing amino-modified glycosides. Streptomycin is the first aminoglycoside, derived from Streptomyces griseus. Most aminoglycosides contain 2-deoxystreptamine moiety. Streptomyces-derived aminoglycosides end in -mycin, Micromonospora-derived with -micin
Local anesthetics eliminate pain without loss of consciousness. There are two main types: amino amide and amino ester LAs. They work by inhibiting sodium influx through neuronal cell membranes. Sensitivity of nerve fibers depends on diameter and myelination
Anastrozole (Arimidex) lowers estrogen levels in postmenopausal women. Used to treat breast cancer in postmenopausal women. Often given after tamoxifen treatment for advanced breast cancer
Yasmin contains female hormones that prevent ovulation. It changes cervical mucus and uterine lining to prevent pregnancy
Ampicillin is a penicillin antibiotic used to treat various infections. Available in 250 mg and 500 mg oral capsules. Used for bladder infections, pneumonia, gonorrhea, meningitis
Tamoxifen treats hormone receptor-positive breast cancer and prevents breast cancer in high-risk women. It blocks estrogen action to treat certain types of breast cancer. Benefits outweigh risks in women with diagnosed breast cancer