During your first trimester, don’t take decongestants by mouth, either. They may make some birth defects more likely. Watch out for antihistamines combined with a decongestant. Since there’s not enough evidence for their safety, avoid antihistamine nasal sprays.
Why can’t I take antihistamines while pregnant?
The antihistamines that cause drowsiness may not be suitable to use while pregnant. Your doctor will assess which is the best antihistamine for you . Decongestant medicines are not usually recommended for use during pregnancy. These medicines relieve a blocked nose by causing the blood vessels to narrow.
What happens if you take antihistamines while pregnant?
Chlorphenamine isn’t normally recommended in pregnancy. There’s no firm evidence that it’s harmful to an unborn baby, but there isn’t enough information to be sure it’s safe. A non-drowsy antihistamine called loratadine is normally used first because there’s more information to say that it’s safe.
Can you take antihistamines when pregnant NHS?
There are several different types of antihistamines available including loratadine and cetirizine. Neither of these antihistamines cause drowsiness, and they are both considered safe to take in pregnancy when necessary.
Which antihistamines are safe during pregnancy?
Safety of antihistamines during pregnancy
The American College of Obstetricians and Gynecologists (ACOG) and The American College of Allergy, Asthma and Immunology (ACAAI) have recommended chlorpheniramine and tripelennamine as the antihistamines of choice for pregnant women.
Do antihistamines cause birth defects?
Researchers found the evidence to be generally reassuring: most antihistamines do not appear to be linked to birth defects.
What is the best natural antihistamine?
The 4 Best Natural Antihistamines
- Stinging nettle.
Does Benadryl affect baby in womb?
Potential harm to baby
However, several recent medical studies have found that diphenhydramine doesn’t cause these or any abnormalities at birth at all. This research shows that taking Benadryl at any stage of your pregnancy, even the first trimester, is safe.
What is the best antihistamine?
If your allergies only appear sporadically – say when pollen count is high or you have that random encounter with your friend’s cat – fast-acting antihistamines will be your best bet. These include medications like Benadryl (diphenhydramine), Claritin (loratidine), Allegra (fexofenadine), and Zyrtec (cetirizine).
Can Zyrtec cause miscarriage?
The likelihood of miscarriage has been assessed in around 430 women taking cetirizine in early pregnancy. Although the studies do not raise concern that cetirizine causes miscarriage, ongoing research is ideally required to confirm this.
Can allergies cause a miscarriage?
Allergic diseases cause a reduction in the quality of life due to chronic clinical signs, changing lifestyle, eating habits, and the use of drugs. They have been shown to affect fertility by means of delayed conception and an increased risk of miscarriage, or disturbed menstrual function .
Can you take Claritin in early pregnancy?
Our experts answer your pregnancy questions
The good news is that antihistamines for seasonal allergy symptoms are generally safe during pregnancy. Benadryl and Chlor-Trimeton, for example, are safe. We think the second-generation allergy medications like Claritin and Zyrtec are also fine for pregnancy.
Do antihistamines cause weight gain?
H1 receptor antihistamines such as cetirizine, fexofenadine, and desloratadine are among the most commonly prescribed medications for the treatment of allergies and have been shown to stimulate appetite and weight gain as side effects of treatment (6).
How can I treat allergies during pregnancy?
Most pregnant women can safely take over-the-counter allergy medications.
Examples of medications that have research to support that they’re safe for pregnant women to take (as of currently available data) include:
- cetirizine (Zyrtec)
- chlorpheniramine (ChlorTrimeton)
- diphenhydramine (Benadryl)
- loratadine (Claritin)
What medications are not safe during pregnancy?
What medicines should you avoid during pregnancy?
- Bismuth subsalicylate (such as Pepto-Bismol).
- Phenylephrine or pseudoephedrine, which are decongestants. …
- Cough and cold medicines that contain guaifenesin. …
- Pain medicines like aspirin and ibuprofen (such as Advil and Motrin) and naproxen (such as Aleve).
Can I take Sudafed while pregnant?
Stuffy nose and sinus pressure
Pseudoephedrine and phenylephrine are available over the counter as Sudafed and are safe for many women to use during pregnancy. However, women who have high blood pressure should not take pseudoephedrine without first talking to a doctor.