How quickly does valtrex work for shingles?
Valacyclovir works best if it is used within 48 hours after the first symptoms of shingles or genital herpes (e.g., pain, burning, or blisters) begin to appear.
For recurrent outbreaks of genital herpes, valacyclovir works best if it is used within 24 hours after the symptoms begin to appear..
How long do shingles last with antiviral medication?
Antiviral treatment typically lasts for one week. Pain medications — The pain related to shingles can be severe, and medications are frequently needed.
Do antivirals really help shingles?
Treating Shingles Several antiviral medicines—acyclovir, valacyclovir, and famciclovir—are available to treat shingles and shorten the length and severity of the illness. These medicines are most effective if you start taking them as soon as possible after the rash appears.
Can Valtrex stop shingles?
Three antiviral medications—acyclovir (Zovirax), famciclovir (Famvir), and valacyclovir (Valtrex)—are available and effective in arresting shingles outbreaks. The sooner they are taken, the better they work. “Shingles is a medical emergency.
Can you have an outbreak while taking Valtrex?
Can you have an outbreak while taking Valtrex? Yes, while daily Valtrex has been shown to reduce genital herpes outbreaks by 70% to 80%, it is still possible to have an outbreak while taking the medication. However, the frequency of outbreaks tends to go down over time for a lot of people.
What happens if you let shingles go untreated?
If left untreated, some complications of shingles can be fatal. Pneumonia, encephalitis, stroke, and bacterial infections can cause your body to go into shock or sepsis.