Lemtrada and Botox drug interactions - a phase IV clinical study of FDA data

Summary:

Drug interactions are reported among people who take Lemtrada (alemtuzumab) and Botox (botulinum toxin type a). Common drug interactions include urinary tract infection among females.

The phase IV clinical study analyzes what interactions people have when they take Lemtrada and Botox. It is created by eHealthMe based on reports of 20 people who take the same drugs from the FDA, and is updated regularly.

What is Lemtrada?

Lemtrada has active ingredients of alemtuzumab. eHealthMe is studying from 8,317 Lemtrada users. Check the latest studies of Lemtrada.

What is Botox?

Botox has active ingredients of botulinum toxin type a. It is often used in migraine. eHealthMe is studying from 70,513 Botox users. Check the latest studies of Botox.

eHealthMe: drug outcomes in the real world

eHealthMe runs one of the largest post-marketing drug safety studies in the world. We study millions of patients and 5,000 more each day. Our data-driven phase IV clinical trials have been referenced on 800+ peer-reviewed medical publications including The Lancet, Mayo Clinic Proceedings, and Nature. Tools to study our phase IV findings are available to the public, anonymous and free >>>.

On Sep, 02, 2026

20 people who take Lemtrada and Botox together, and have interactions are studied.

What are the common drug interactions of Lemtrada and Botox, by gender? *:

female:

Urinary tract infection
Lymphocyte count decreased
Cd4 lymphocytes decreased
Abdominal discomfort
Abdominal pain
Dizziness
Dry skin
Hyperhidrosis (abnormally increased sweating)
Influenza
Nausea (feeling of having an urge to vomit)

male:

n/a

What are the common drug interactions of Lemtrada and Botox, by age (0-1 to 60+)? *:

0-1:

n/a

2-9:

n/a

10-19:

n/a

20-29:

n/a

30-39:

Muscular weakness (muscle weakness)
Neck pain
Paraesthesia (sensation of tingling, tickling, prickling, pricking, or burning of a person's skin with no apparent long-term physical effect)
Peripheral swelling
Pruritus generalised (generalized itching)
Rash pruritic (redness with itching)
Rhabdomyolysis (a condition in which damaged skeletal muscle tissue breaks down)
Stress
Urine abnormality
Blood bilirubin increased

40-49:

Lymphocyte count decreased
Heart rate increased
Muscle spasticity (tight or stiff muscles and an inability to control those muscles)
Neutropenia (an abnormally low number of neutrophils)
Oedema peripheral (superficial swelling)
Pain in extremity
Paraesthesia (sensation of tingling, tickling, prickling, pricking, or burning of a person's skin with no apparent long-term physical effect)
Rash papular (redness with papule)
Rash pruritic (redness with itching)
Skin discolouration (change of skin colour)

50-59:

Abdominal discomfort
Abdominal distension
Frequent bowel movements
Headache (pain in head)
Hyperhidrosis (abnormally increased sweating)
Influenza like illness
Loss of consciousness
Pigmentation disorder (disturbances of human skin colour)
Pneumonia
Pruritus (severe itching of the skin)

60+:

n/a

What are the existing conditions these people have? *

Multiple Sclerosis (a nervous system disease that affects your brain and spinal cord. it damages the myelin sheath): 14 people, 70.00%
Muscle Spasms (muscle contraction): 9 people, 45.00%
Gastroesophageal Reflux Disease (a condition in which stomach contents leak backward from the stomach into the oesophagus): 6 people, 30.00%
Relapsing-Remitting Multiple Sclerosis (reoccurrence of an inflammatory disease in which the insulating covers of nerve cells in the brain and spinal cord are damaged): 5 people, 25.00%
Affective Disorder (mental disorder): 4 people, 20.00%
Pain: 4 people, 20.00%
Asthma: 4 people, 20.00%
Nausea (feeling of having an urge to vomit): 4 people, 20.00%
Dizziness: 4 people, 20.00%
Headache (pain in head): 3 people, 15.00%

* Approximation only. Some reports may have incomplete information.

Do you take Lemtrada and Botox?

- Personalize this study to your gender, age, symptoms and drugs
- Predict drug outcomes for up to one year with AI
- Get an AI agent to monitor your drugs continuously