Common side effects of omeprazole include stomach pain, nausea, vomiting, diarrhea, constipation, gas, headache, and drowsiness. Rare side effects include allergic reactions, such as hives, difficulty breathing, and swelling of the face, lips, tongue, or throat. If you experience any of these side effects, you should contact your doctor or healthcare provider right away. Long-term use of omeprazole may also be associated with an increased risk of certain types of infections, bone fractures, and other side effects. Consult with your doctor if you have any concerns.
Other side effects that have been reported with omeprazole include:
• Dizziness
• Fatigue
• Insomnia
• Depression
• Anxiety
• Confusion
• Tremors/parkisons disease.
• Rashes
• Itching
• Swelling of the hands or feet
• Joint pain
• Back pain
• Decreased appetite
• Dry mouth
• Changes in taste
• Abdominal bloating
• Abdominal distension
• Stomach discomfort
It is important to note that not everyone who takes omeprazole will experience side effects. If you do experience side effects, they may be mild or severe and may go away on their own or may require medical attention.
If you have any concerns or questions about the side effects of omeprazole, it is best to speak with your healthcare provider.
It's also worth noting that omeprazole can interact with certain medications, so it's important to inform your healthcare provider of all medications, vitamins, and supplements you are taking before starting treatment with omeprazole.
Some examples of potential interactions include:
• Warfarin (Coumadin)
• Clopidogrel (Plavix)
• Cilostazol (Pletal)
• Diazepam (Valium)
• Phenytoin (Dilantin)
• Iron supplements
• Vitamin B12 supplements
• Methotrexate (Rheumatrex, Trexall)
• Tacrolimus (Prograf)
Long-term use of omeprazole may also have effects on the absorption of certain nutrients, such as vitamin B12 and magnesium.
This is why it is important to monitor your nutrient levels if you are taking omeprazole for long-term use.
It is also important to follow the directions on the label, and not to take more or less omeprazole than prescribed or for longer than recommended by your healthcare provider.
Finally its important to note that prolonged use of any drug can have adverse effect on your body.















