Loratadine

What is loratadine?

Loratadine is an antihistamine available in over-the-counter (OTC) medicines that are used to relieve the symptoms of hay fever and other outdoor and indoor allergies. Loratadine can be the only active ingredient in an allergy medicine, or it can be found in medicines that treat other symptoms such as nasal congestion.

What is loratadine used to treat?

  • Indoor and outdoor allergies
  • Nasal congestion
  • Hay fever
Common brands containing loratadine:
  • Alavert
  • Claritin
  • Store brands (ex. Walmart’s “Equate” store brand or CVS Health’s store brand)

How much loratadine can you take?

Different types of products containing this active ingredient have different strengths. That’s why it is always important to read and follow the Drug Facts label. Most medicines warn against use of an active ingredient for longer than 7-10 days. Stop and ask a doctor if symptoms persist.

Safety guide for loratadine

Loratadine is approved by the U.S. Food and Drug Administration (FDA) and is safe and effective when used according to the Drug Facts label.

Ask a healthcare provider before use if:
  • You have liver or kidney disease. A healthcare provider may determine that you require a different dose.
  • You are pregnant or breastfeeding.
  • Before giving to a child under 6 years old.
Do not use if:
  • You have ever had an allergic reaction to loratadine.
Stop use and ask a doctor if:
  • You have an allergic reaction. Get medical help right away.
  • You take too much. Immediately contact a healthcare provider or the poison control national helpline at 800.222.1222.
What are the side effects of loratadine?
  • When taking medicines containing loratadine, you should only take what the Drug Facts label directs. Taking more medicine may cause drowsiness.