Lansoprazole Side Effects

Lansoprazole side effects: Like most of medications, Lansoprazole has side effects which range from minor to serious. If you experience any of the following side effects, you should seek an immediate medical care for those Lansoprazole side effects.

Gastrointestinal system (GIT):
Diarrhea, abdominal pain and nausea have been reported. Vomiting, constipation and microscopic colitis (inflammation of the colon) have been reported less often. Pancreatitis (inflammation of the pancreas) and liver toxicity have also been reported during postmarketing experience.

Skin rash has been reported in 4.3% of patients receiving lansoprazole. Severe dermatological reactions including erythema multiforme (acute and self-limited inflammation of the skin), Stevens-Johnson syndrome, and toxic epidermal necorlysis (Serious allergic skin reactions) have also been reported during postmarketing experience.

Nervous system:
Headache has been reported in 23% but was more common in placebo treated patients than in lansoprazol treated patients. Convulsions, sleep disorders, libido changes and tremors have also been reported less often.

Confusion, depression and anxiety have been extremely uncommon.

Cardiovascular system:
Palpitation, hypertension, hypotension, arrhythmia (irregularity in the force or rhythm of heart beats), angina (chest pain due to an inadequate oxygen supply to the heart muscle) and myocardial infarction (heart attack) have been reported. The etiology of these cardiovascular side effects was not specifically attributed to lansoprazole.

Respiratory system:
Pharyngitis (inflammation of the pharynx, the hollow tube that starts behind the nose and ends at the top of the trachea “windpipe”), rhinitis (inflammation of the mucous lining of the nose) have been reported in 1% to 2% of patients. Cough, dyspnea (shortness of breath), epistaxis (nosebleed), bronchitis (inflammation of air passages between the nose and the lung) and pneumonia (inflammation of the lung) have also been reported less often.

Musculoskeletal system:
Musculoskeletal pain and leg cramps have been reported. Myositis (inflammation and damage of the muscle fibers) and hip fractures have also been reported during postmarketing experience.

Thrombocytopenia (decrease of platelets in the blood) has been reported and it disappeared a few days after the drug has been discontinued. Anemia (decrease of red blood cells) and pancytopenia (decrease of platelets, red blood cells and white blood cells) have also been reported during postmarketing experience.

Urogenital system:
Dysuria (painful or difficult urination), kidney stones, menstrual disorders and leucorrhea (thick whitish vaginal discharge) have been reported. Urinary retention and interstitial nephritis (inflammation of the spaces between kidney tubules) have also been reported during postmarketing experience. Urogenital system problems are not so uncommon of Lansoprazole side effects.

Special senses:
Blurred vision, dry eye, cataract (opacity of the lens of the eye), deafness and otitis media (inflammation of the middle ear) have been reported. Speech disorder has also been reported during postmarketing experience.

Lansoprazole side effects of triple therapy:
Lansoprazole alongside antibiotics such as amoxicillin and clarithromycin is used in treatment of Helicobacter pylori (H.pylori) infection and this combination is called triple therapy. The most frequently reported side effects of triple therapy for 14 days were diarrhea (7%), headache (6%) and taste perversion (5%).

Metabolic and nutritional disorders:
Gout (increase uric acid level in the blood) dehydration, increased or decreased blood glucose levels, weight loss or weight gain.

Other Lansoprazole side effects:
Abdominal enlargement, fever, flu syndrome, halitosis (foul-smelling breath), neck pain, back pain, chest pain and pelvic pain have also been reported.

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