Lastacaft and Headache - a phase IV clinical study of FDA data

Summary:

Headache is reported as a side effect among people who take Lastacaft (alcaftadine), especially for people who are female, 60+ old, have been taking the drug for < 1 month also take Vitamin D3, and have Eye allergy.

The phase IV clinical study analyzes which people have Headache when taking Lastacaft. It is created by eHealthMe based on reports of 849 people who have side effects when taking Lastacaft from the FDA, and is updated regularly.

What is Lastacaft?

Lastacaft has active ingredients of alcaftadine. eHealthMe is studying from 854 Lastacaft users. Check the latest studies of Lastacaft.

What is Headache?

Headache (pain in head) is found to be associated with 3,753 drugs and 5,772 conditions by eHealthMe. Check the latest studies of Headache.

On Jul, 22, 2026

849 people reported to have side effects when taking Lastacaft.
Among them, 40 people (4.71%) have Headache.

Among these 40 people:

How long have people been on Lastacaft when they have Headache? *

What is the gender of people who have Headache when taking Lastacaft? *

female: 89.74 %
male: 10.26 %

What is the age of people who have Headache when taking Lastacaft? *

What are other drugs people take besides Lastacaft? *

What are other side effects people have besides Headache? *

Stress And Anxiety: 9 people, 22.50%
Fatigue (feeling of tiredness): 9 people, 22.50%
Nausea (feeling of having an urge to vomit): 9 people, 22.50%
Pneumonia: 9 people, 22.50%
Eye Pain: 8 people, 20.00%
Infusion Site Pain: 7 people, 17.50%
Malaise (a feeling of general discomfort or uneasiness): 7 people, 17.50%
Multiple Sclerosis Relapse (reoccurrence of a nervous system disease that affects your brain and spinal cord. it damages the myelin sheath): 6 people, 15.00%
Blood Immunoglobulin G Increased: 6 people, 15.00%
Ocular Hyperaemia (an abnormally large amount of blood in eye): 6 people, 15.00%

What are the existing conditions these people have? *

Eye Allergy: 8 people, 20.00%
Immunodeficiency Common Variable: 6 people, 15.00%
Dry Eyes (lack of adequate tears): 5 people, 12.50%
Multiple Sclerosis (a nervous system disease that affects your brain and spinal cord. it damages the myelin sheath): 4 people, 10.00%
Hypersensitivity: 3 people, 7.50%
Eye Pruritus (eye itching): 2 people, 5.00%
Gastroesophageal Reflux Disease (a condition in which stomach contents leak backward from the stomach into the oesophagus): 2 people, 5.00%
Rheumatoid Arthritis (a chronic progressive disease causing inflammation in the joints): 2 people, 5.00%
Hypothyroidism (abnormally low activity of the thyroid gland, resulting in retardation of growth and mental development): 2 people, 5.00%
Fluid Retention (an abnormal accumulation of fluid in the blood): 2 people, 5.00%

* Approximation only. Some reports may have incomplete information.

Do you take Lastacaft and have Headache?

- Check whether Headache is associated with a drug or a condition
- Predict drug outcomes for up to one year with AI
- Get an AI agent to monitor your drugs continuously

Related studies:

Effectiveness of, long term effects of, and alternative drugs to Lastacaft:

Lastacaft (854 reports)

Headache treatments and more:

Headache (756,642 reports)

Browse all side effects of Lastacaft:

a b c d e f g h i j k l m n o p q r s t u v w x y z

Browse all the drugs that are associated with Headache:

Headache (3,753 drugs)

Browse all the conditions that are associated with Headache:

Headache (5,772 conditions)

How the study uses the data?

The study uses data from the FDA. It is based on alcaftadine (the active ingredients of Lastacaft) and Lastacaft (the brand name). Other drugs that have the same active ingredients (e.g. generic drugs) are not considered. Dosage of drugs is not considered in the study.

How to use the study?

DO NOT STOP MEDICATIONS without first consulting your doctor. If there are any serious or long term adverse effects discovered in the study, discuss the study with your doctor to ensure that proper medication management will be in place if applicable.

Who is eHealthMe?

With medical big data and proven AI/ML algorithms, eHealthMe provides a platform for everyone to run phase IV clinical trials. We study millions of patients and 5,000 more each day. Results of our real-world drug study have been referenced on 800+ peer-reviewed medical publications, including The Lancet, Mayo Clinic Proceedings, and Nature. Our analysis results are available to researchers, health care professionals, patients (testimonials), and software developers (open API).

WARNING, DISCLAIMER, USE FOR PUBLICATION

WARNING: Please DO NOT STOP MEDICATIONS without first consulting a physician since doing so could be hazardous to your health.

DISCLAIMER: All material available on eHealthMe.com is for informational purposes only, and is not a substitute for medical advice, diagnosis, or treatment provided by a qualified healthcare provider. All information is observation-only. Our phase IV clinical studies alone cannot establish cause-effect relationship. Different individuals may respond to medication in different ways. Every effort has been made to ensure that all information is accurate, up-to-date, and complete, but no guarantee is made to that effect. The use of the eHealthMe site and its content is at your own risk.

If you use this eHealthMe study on publication, please acknowledge it with a citation: study title, URL, accessed date.