Oracea and Ritalin drug interactions - a phase IV clinical study of FDA data

Summary:

Drug interactions are reported among people who take Oracea (doxycycline) and Ritalin (methylphenidate hydrochloride). Common drug interactions include gastrooesophageal reflux disease among females and abscess among males.

The phase IV clinical study analyzes what interactions people have when they take Oracea and Ritalin. It is created by eHealthMe based on reports of 21 people who take the same drugs from the FDA, and is updated regularly.

What is Oracea?

Oracea has active ingredients of doxycycline. It is often used in rosacea. eHealthMe is studying from 1,272 Oracea users. Check the latest studies of Oracea.

What is Ritalin?

Ritalin has active ingredients of methylphenidate hydrochloride. It is often used in attention deficit hyperactivity disorder. eHealthMe is studying from 29,427 Ritalin users. Check the latest studies of Ritalin.

On Jul, 18, 2026

21 people who take Oracea and Ritalin together, and have interactions are studied.

What are the common drug interactions of Oracea and Ritalin, by gender? *:

female:

Gastrooesophageal reflux disease (stomach contents (food or liquid) leak backwards from the stomach into the oesophagus)
Fatigue (feeling of tiredness)
Csf pressure increased
Neuralgia (pain in one or more nerves)
Bronchitis (inflammation of the mucous membrane in the bronchial tubes)
Gastritis erosive (a break in the surface layer of the membrane lining the stomach with infection)
Hiatus hernia (hernia resulting from the protrusion of part of the stomach through the diaphragm)
Nausea (feeling of having an urge to vomit)
Weight increased
Anxiety

male:

Abscess (pus)
Anxiety
Nervousness
Obsessive-compulsive disorder (an anxiety disorder characterized by intrusive thoughts that produce uneasiness, apprehension, fear, or worry;)
Oedema (fluid collection in tissue)
Pain
Pharyngitis (inflammation of the pharynx, causing a sore throat)
Rash
Sexual dysfunction (difficulty experienced by an individual or a couple during any stage of a normal sexual activity)
Skin infection

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

0-1:

n/a

2-9:

n/a

10-19:

n/a

20-29:

Abscess (pus)
Anxiety
Blood lactate dehydrogenase increased
Discomfort
Dizziness
Dyspnoea (difficult or laboured respiration)
Erythema (redness of the skin)
Fatigue (feeling of tiredness)
Furuncle (infection of the hair follicle)
Hypersensitivity

30-39:

Fatigue (feeling of tiredness)
Dry skin
Eye pruritus (eye itching)
Photophobia (extreme sensitivity to light)
Photosensitivity reaction

40-49:

Dizziness
Nausea (feeling of having an urge to vomit)
Stress
Tinnitus (a ringing in the ears)
Vomiting
Activities of daily living impaired
Anxiety
Asthenia (weakness)
Burning sensation
Conjunctivitis (pink eye)

50-59:

n/a

60+:

n/a

What are the existing conditions these people have? *

Narcolepsy (brain's inability to regulate sleep-wake cycles normally): 15 people, 71.43%
Cataplexy (loss of muscle tone accompanied by full conscious awareness): 6 people, 28.57%
Skin Wrinkling (wrinkle on skin): 3 people, 14.29%

* Approximation only. Some reports may have incomplete information.

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