Long-term suppressive therapy can significantly reduce these outbreaks and is likely safe during pregnancy. Acyclovir (Zovirax) and valacyclovir (Valtrex) are the drugs most commonly used for herpes outbreak suppression and treatment during pregnancy.
What cold sore medicine is safe during pregnancy?
Cold sores are often treated with aciclovir cream which is a specific antiviral medication. This is applied to the affected area. It is considered safe at all stages of pregnancy. If the cold sores are severe, aciclovir or valaciclovir tablets may be prescribed by your GP.
Does acyclovir cause miscarriage?
Does taking acyclovir/valacyclovir increase the chance for miscarriage? Miscarriage can occur in any pregnancy. Studies have not found an increased chance for miscarriage following acyclovir use.
Can you take acyclovir for cold sores while pregnant?
You can reduce the duration of an outbreak with an over-the-counter cold sore remedy such as docosanol (Abreva) and prescription anti-viral medications, such as acyclovir (Zovirax), both of which are considered pregnancy-safe.
Is acyclovir safe in first trimester?
This large nationwide historical cohort study found no association between exposure to acyclovir, valacyclovir, or famciclovir in the first trimester of pregnancy and the risk of any major birth defect.
Can pregnancy hormones cause cold sores?
So it’s not surprising that cold sores sometimes join the PMS party. The first step starts with understanding why you’re prone to cold sores during this time. In a word: hormones. The hormones present in your body during certain times in the menstrual cycle, as well as during pregnancy, can trigger an outbreak.
Can acyclovir harm my baby?
No evidence links acyclovir or valacyclovir to serious side effects in infants born to mothers who took these drugs during pregnancy. Treatment with these drugs usually starts around the 36th week of pregnancy.
Does acyclovir cross the placenta?
Acyclovir is known to cross the placenta to the fetus. Frenkel et al4 reported the specific pharmacokinetics of acyclovir in pregnant patients with recurrent HSV receiv ing either 200 or 400 mg of acyclovir orally every 8 hours from 38 weeks’ gestation until delivery.
Can I use cold sore cream when pregnant?
It’s usually safe to use the cream or take aciclovir during pregnancy. Speak to your doctor, who’ll be able to explain the benefits and the risks of taking aciclovir when pregnant.