Can I Take Loratadine While Breastfeeding ?

Some of breastfeeding women suffer from allergies, but breastfeeding mother should make sure that the drugs do not pass to her baby in milk.

What is Loratadine?

Can I Take Loratadine While Breastfeeding

Loratadine is an antihistaminic drug which is used to treat Allergy.

What is Histamine and Antihistamine?

Histamine is an organic compound, produced by the body when it encounters an allergen. Histamines lead to various allergic reactions such as rash, itching, sneezing, runny nose, watery eye, and other allergic symptoms.

Antihistamines is a class of drugs which block Histamine release from histamine-1 receptors and relief allergic symptoms.

Loratadine is available by prescription and over the counter “OTC”.


Is it safe to take Loratadine while breastfeeding?

The American Academy of Pediatrics & The British Society for Allergy and Clinical Immunology recommend loratadine at its lowest dose as a first and preferred choice if an antihistamine drug is necessary while breastfeeding.


Because of its non-sedating effect and low milk levels (minimal amounts are excreted in the breast milk), using of loratadine would not be expected to cause any side effects in breastfed babies. Loratadine might have no effect on lactation, especially when taken with a sympathomimetic agent such as pseudoephedrine.

Loratadine Drug Interaction:

As a breastfeeding mother and Loratadine user, you should know the drug interaction of Loratadine with other drugs, food and diseases. Simply, which means you must not use this drug with this drug/food/disease


As drug interaction can change the mechanism of the drug leasing to increase or decrease the absorption and effect of the drug.

Loratadine is contraindicated with Alcohol!

Loratadine is contraindicated with Renal/Liver diseases.

Loratadine is contraindicated with Aspirin, Phenobarbital.

Effects of high doses of Loratadine while breastfeeding:

Antihistamines at high doses which taken by injection can decrease the prolactin levels in non-breastfeeding women and in early postpartum women. However, suckling-induced prolactin secretion is not affected by antihistamine pretreatment of postpartum women. Whether lower oral doses of antihistamines have the same effect on the prolactin serum or whether the effects on prolactin have any consequences on breastfeeding success have not been studied.

A study of 51 mothers who took loratadine in 1999 and 2001 has showed that:

Just only one mother out of 51 mothers who took loratadine, got a decreasing milk production after taking loratadine 10 mg daily for less than one week at 4 months postpartum.

To summarize:

Loratadine is considered a safe Antiallergic drug while breastfeeding according to The American Academy of Pediatrics & The British Society for Allergy and Clinical Immunology


Dear concerned breastfeeding mothers:

Being a safe drug during breastfeeding does not required a safe effect at high doses of drugs! So,watch out your drug doses and follow up with your physician or pharmacist about the right dose which suits your breastfeeding case.

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