Yes. Centrex medication contains valacyclovir, an antiviral medicine used for certain herpes-virus infections, including cold sores (herpes labialis) and shingles (herpes zoster). It works by interfering with viral replication, which can help sores heal and reduce the severity and duration of symptoms.For cold sores, valacyclovir is generally most useful when started early, such as when symptoms first appear. For shingles, treatment is also time-sensitive, and medical guidance is important because effectiveness is best established when treatment begins promptly after the rash develops.Centrex may help shorten the duration of cold sore outbreaks and support faster healing when used appropriately. For shingles, it can help reduce viral activity and support recovery from the rash.By limiting viral replication, Centrex may also help reduce the severity and duration of symptoms. However, it does not eliminate herpes viruses from the body, so future outbreaks can still occur.The appropriate dose depends on the condition being treated, age, kidney function, and other individual factors. Centrex should be taken exactly as directed by a healthcare professional.People with kidney problems may need dose adjustments. Anyone with a history of allergy to valacyclovir or acyclovir should discuss this with a healthcare professional before using it.
Educate. Empower. Act. The mission of Project WET is to reach children, parents, educators and communities of the world with water education.
