Plaquenil and Timolol drug interactions - a phase IV clinical study of FDA data

Summary:

Drug interactions are reported among people who take Plaquenil (hydroxychloroquine sulfate) and Timolol (timolol). Common drug interactions include weight decreased among females and bundle branch block left among males.

The phase IV clinical study analyzes what interactions people have when they take Plaquenil and Timolol. It is created by eHealthMe based on reports of 24 people who take the same drugs from the FDA, and is updated regularly.

What is Plaquenil?

Plaquenil has active ingredients of hydroxychloroquine sulfate. It is often used in systemic lupus erythematosus. eHealthMe is studying from 91,018 Plaquenil users. Check the latest studies of Plaquenil.

What is Timolol?

Timolol has active ingredients of timolol. It is often used in glaucoma. eHealthMe is studying from 9,142 Timolol users. Check the latest studies of Timolol.

On Jul, 15, 2026

24 people who take Plaquenil and Timolol together, and have interactions are studied.

Plaquenil and Timolol drug interactions.

What are the common drug interactions of Plaquenil and Timolol, by gender? *:

female:

Weight decreased
Dizziness
Nausea (feeling of having an urge to vomit)
Arthralgia (joint pain)
Vomiting
Fall
Feeding disorder (when children refuse to eat certain food groups)
Vertigo
Contusion (a type of hematoma of tissue in which capillaries)
Seizure (abnormal excessive or synchronous neuronal activity in the brain)

male:

Bundle branch block left (absence of transmission of electric impulses from the atrioventricular (av) bundle of his to the left ventricle)
Cardiac arrest
Cataract (clouding of the lens inside the eye)
Cerebrospinal fluid leakage
Dental caries
Eye haemorrhage (bleeding in the eye)
Faecaloma (hard mass of fecal matter)
Gait disturbance
Groin pain
Headache (pain in head)

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

0-1:

n/a

2-9:

n/a

10-19:

n/a

20-29:

n/a

30-39:

n/a

40-49:

n/a

50-59:

Blood creatinine increased
Drug eruption (adverse drug reaction of the skin)

60+:

Arthralgia (joint pain)
Dizziness
Dehydration (dryness resulting from the removal of water)
Fall
Gait disturbance
Headache (pain in head)
Hypertension (high blood pressure)
Insomnia (sleeplessness)
Poor venous access
Sinusitis (inflammation of sinus)

What are the existing conditions these people have? *

Rheumatoid Arthritis (a chronic progressive disease causing inflammation in the joints): 11 people, 45.83%
Psoriatic Arthropathy (inflammation of the skin and joints with kin condition which typically causes patches (plaques) of red, scaly skin to develop): 4 people, 16.67%
High Blood Pressure: 4 people, 16.67%
Uveitis (inflammation of the uvea): 3 people, 12.50%
Macular Degeneration (painless eye condition that leads to the gradual loss of central vision): 3 people, 12.50%
Iridocyclitis (inflammation of the iris and ciliary body of the eye): 3 people, 12.50%
Urinary Tract Infection: 2 people, 8.33%
Gastroesophageal Reflux Disease (a condition in which stomach contents leak backward from the stomach into the oesophagus): 2 people, 8.33%

* Approximation only. Some reports may have incomplete information.

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