Crestor and Alli drug interactions - a phase IV clinical study of FDA data

Summary:

Drug interactions are reported among people who take Crestor (rosuvastatin calcium) and Alli (orlistat). Common drug interactions include muscular weakness among females and cardiac failure congestive among males.

The phase IV clinical study analyzes what interactions people have when they take Crestor and Alli. It is created by eHealthMe based on reports of 38 people who take the same drugs from the FDA, and is updated regularly.

What is Crestor?

Crestor has active ingredients of rosuvastatin calcium. It is often used in high blood cholesterol. eHealthMe is studying from 149,762 Crestor users. Check the latest studies of Crestor.

What is Alli?

Alli has active ingredients of orlistat. It is often used in weight loss. eHealthMe is studying from 22,818 Alli users. Check the latest studies of Alli.

On Aug, 10, 2026

38 people who take Crestor and Alli together, and have interactions are studied.

What are the common drug interactions of Crestor and Alli, by gender? *:

female:

Muscular weakness (muscle weakness)
Pallor
Pyrexia (fever)
Rectal haemorrhage (bleeding from anus)
Syncope (loss of consciousness with an inability to maintain postural tone)
Tachycardia (a heart rate that exceeds the range of 100 beats/min)
Tenderness (pain or discomfort when an affected area is touched)
Tremor (trembling or shaking movements in one or more parts of your body)
Weight increased
Abnormal faeces (abnormal stool)

male:

Cardiac failure congestive
Weight increased
Multiple injuries
Oedema peripheral (superficial swelling)
Sick sinus syndrome (a collection of heart rhythm disorders)
Atrial fibrillation (fibrillation of the muscles of the atria of the heart)
Blood glucose increased
Deep vein thrombosis (blood clot in a major vein that usually develops in the legs and/or pelvis)
Fatigue (feeling of tiredness)
Oesophagitis (inflammation of oesophagus)

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

0-1:

n/a

2-9:

n/a

10-19:

n/a

20-29:

n/a

30-39:

Abdominal pain
Appendicitis (inflammation of the appendix)
Postoperative wound infection

40-49:

Diarrhoea
Gastrointestinal disorder (functional problems of gastrointestinal tract)
Haematochezia (passage of stools containing blood)
Ill-defined disorder

50-59:

Arthralgia (joint pain)
Arthropathy
Atelectasis (partial or complete collapse of the lung)
Atrial fibrillation (fibrillation of the muscles of the atria of the heart)
Atrial flutter (an abnormal heart rhythm that occurs in the atria of the heart)
Atrioventricular block (heart block)
Back pain
Bartholin's cyst (cyst is formed on one or both of the two bartholin's glands, which are located one on either side of the opening of the vagina)
Blindness
Bone disorder

60+:

Cardiac failure congestive
Weight increased
Colonoscopy
Abdominal pain
Atrial fibrillation (fibrillation of the muscles of the atria of the heart)
Blood glucose increased
Deep vein thrombosis (blood clot in a major vein that usually develops in the legs and/or pelvis)
Diabetes mellitus (diabetes, caused by a deficiency of the pancreatic hormone insulin)
Diarrhoea
Fatigue (feeling of tiredness)

What are the existing conditions these people have? *

Multiple Allergies (allergy to multiple agents): 6 people, 15.79%
Cardiac Failure Congestive: 6 people, 15.79%
Migraine (headache): 2 people, 5.26%
Fibromyalgia (a long-term condition which causes pain all over the body): 2 people, 5.26%

* Approximation only. Some reports may have incomplete information.

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