Can valacyclovir cause miscarriage?

It is recommended that you speak with your healthcare providers before starting or stopping this medication. Will taking acyclovir/valacyclovir increase the chance for miscarriage? Studies in pregnant women have not found an increased chance for miscarriage following acyclovir use.

Is valacyclovir safe during 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 valacyclovir affect pregnancy?

Answer Studies have shown that the use of acyclovir or valacyclovir is not associated with an increase in birth defects. Limited data exist for famciclovir and therefore it would not be considered a first-line choice for treatment of herpes during pregnancy.

Are antivirals safe during pregnancy?

However, multiple observational studies of treatment with oral oseltamivir or zanamivir during pregnancy have shown that antiviral treatment with these medications is safe during pregnancy and does not increase risk of adverse events or adverse pregnancy outcomes (Beau et al., 2014; Dunstan et al., 2014; Ehrenstein et …

Does Valtrex cause birth defects?

During the 12-year study, about 1,800 babies were born to mothers who filled prescriptions for acyclovir, valacyclovir (Valtrex), and famciclovir (Famvir) during their first trimester. Forty of those babies had birth defects – 2.2 percent of them.

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How can I boost my immune system while pregnant?

How to Boost Immune System When Pregnant

  1. Eat Well. You can naturally boost your immune system by eating a healthy diet high in fruits, vegetables and protein, and low in sugar and other refined carbohydrates. …
  2. Stay Hydrated. …
  3. Get Plenty of Rest.

How many mg of Valtrex can I take while pregnant?

-Recommended regimen for HSV suppressive therapy in pregnant women with recurrent genital herpes: 500 mg orally 2 times a day starting at 36 weeks gestation.

Can I take Valtrex for cold sores while pregnant?

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 valacyclovir cross the placenta?

91 Peptide transporter 1 (PEPT1/SLC15A1) and PEPT2/SLC15A2 are also known to transport valacyclovir,92,93 and their expressions were detected in the human placenta at lower levels compared with those in kidney.

Does Valtrex affect sperm?

Possible effects on sperm have not been well studied in men. One study in 20 men did not find lower sperm production when they were given high doses of acyclovir for six months. In general, exposures that fathers have are unlikely to increase risks to a pregnancy.

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