Dayquil while pregnant

dayquil while pregnant

Dayquil while pregnant

You should not use Dayquil while pregnant because it may harm your unborn child. Usage of Dayquil in the early stages of pregnancy may cause birth defects.

Vicks, the manufacturer of Dayquil Cold & Flu, says “If pregnant or breast-feeding, ask a health professional before use.”  There is also evidence that the combination of the active ingredients in Dayquil pose potential risks to “reduce uterine blood flow causing fetal hypoxia.” You should talks to your doctors before using Dayquil while pregnant.

While using Dayquil, you should notice to the following problems also, especially if you are pregnant.

Dayquil while pregnant : 3 ingredients may harm your unborn child

Although the FDA does not assign a pregnancy class to DayQuil, there are some reports on the individual ingredients that you should consider. Dayquil Cold & Flu contains 3 active ingredients: Acetaminophen, Phenylephrine and Dextromethorphan.

1. Acetaminophen 

  • It is a pain reliever and a fever reducer drug. It is considered to be safe to take during the early stages of pregnancy. The short-term usage of this drug in the low dosage does not pose any risks to your unborn baby. The American Academy of Family Physicians also says that acetaminophen is safe for use in pregnancy to relieve pain and fever.
  • But, you should avoid taking acetaminophen in very high dosage or on a long-term treatment. This type of usage could lead to liver damage or other harmful effects for not only you but your unborn child also.

2. Phenylephrine

  • According to, the FDA assigns a pregnancy class C to Phenylephrine, placing it on the list of drugs not recommended for usage while pregnant.
  • Phenylephrine can cause birth defects and this drug is considered the most dangerous to pregnant women, especially during the first trimester. According to the American Academy of Family Physicians, you should avoid taking Phenylephrine during the first trimester of your pregnancy.
  • Besides, it’s best to avoid mixing decongestants pseudoephedrine and phenylephrine, especially in the first 13 weeks of pregnancy, because there have been some reports show that combination is related to birth defects. Although the risk is low, it could be higher if you’re a smoker. After the first trimester, use of these drugs in a low dosage is probably safe. However, more frequent use in a high dosage , can reduce blood flow to the placenta.

dayquil while pregnant

3. Dextromethorphan

  • Dextromethorphan is a common ingredient in over-the-counter cough medicines .The American Academy of Family Physicians suggests that there are no major risks of using dextromethorphan during any stages of pregnancy. But there are some study on animals that Dextromethorphan may cause birth defects in chick embryos, but those study had many flaws.
  • A good study published in 2001 in “Chest” reported that among 180 women who took dextromethorphan during their pregnancy, there was not any  increased risks of birth defects among their babies. Because there are not any  human study suggest risks, many doctors are recommending dextromethorphan for cough at any time during stages of pregnancy. But you should talk to your doctors before using Dayquil.