In medicine, a cohort study is often undertaken to obtain evidence to try to refute the existence of a suspected association between cause and effect; failure to refute a hypothesis often strengthens confidence in it.
Rifampin (Rifadin Â®) is a prescription antibiotic that comes in oral (taken by mouth) and injectable forms. Oral rifampin is approved for the following uses: 1  To treat tuberculosis, usually along with other tuberculosis medications.
What is Viractin Gel used to treat? Campho-Phenique is used for sunburns, cold sores, eczema, skin irritations, insect bites, rashes and minor cuts and scrapes. It should not be used genitally, anally or in the eyes, mouth, nose or ears, notes HealthCentral.