Alcaftadine

Available by prescription only, alcaftadine can help relieve itchy eyes caused by allergies. This medication comes in the form of an eye drop and is used once daily. As an antihistamine, it can also help prevent eye allergies from occurring. Although most people tolerate this product well, side effects may still occur and can include burning, redness, or stinging.

What Is Alcaftadine?

Alcaftadine (Lastacaft™) is a prescription eye drop approved for treating eye itching caused by allergies. It is used just once a day.
 
(Click What Is Alcaftadine Used For? for more information on this topic, including possible off-label uses.)
 

Are There Side Effects?

Just like any medicine, alcaftadine can cause side effects. However, not everyone who uses the medicine will have problems. Some people tolerate it quite well.
 
Some of the most common side effects of alcaftadine include eye irritations, such as:
 
  • Burning or stinging
  • Redness
  • Itching.
     
If reactions do occur, in most cases, they are minor and either require no treatment or are treated easily by you or your healthcare provider. Serious side effects are less common.
 
(Click Side Effects of Alcaftadine to learn more, including potentially serious side effects you should report immediately to your healthcare provider.)
 
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Written by/reviewed by: Kristi Monson, PharmD
Last reviewed by: Kristi Monson, PharmD
 
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