Pharmacokinetics describes the movement (Greek âkinesis) of a. drug (Greek âpharmakon) around the body. Pharmacokinetics is the study of the rates of absorption, distribution, metabolism and excretion of a drug and its. metabolite(s). Methods such as Statistical Moments, Sums of. exponential modeling and Physiologically based kinetic modeling are. used.
The incubation period for rubella is 14 to 21 days, with most people developing a rash between 14 and 17 days after exposure. In most cases rubella is a mild condition, but if you suspect you have the disease you should contact your doctor to have it confirmed.
Symptoms and Complications. The main symptom of rubella is a red rash, usually starting on the head and neck. The rash doesn't appear until 14 to 21 days after infection, with most people developing their rash on Day 17 or Day 18 after exposure.