Diclofenac
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Molecule Description
Diclofenac is a medicine used to relieve pain, swelling, and inflammation. It belongs to the class of drugs called non-steroidal anti-inflammatory drugs (NSAIDs) and works by reducing the chemicals in the body that cause pain and inflammation. Diclofenac is commonly used to ease pain, stiffness, and swelling associated with arthritis, gout, and ankylosing spondylitis. It is also effective in relieving pain after surgery, injury, or dental procedures. The medicine should be taken exactly as prescribed by your doctor, in the recommended dose and duration. It is usually advised to take diclofenac with or after meals to prevent stomach upset. Before starting treatment, inform your doctor if you smoke, have diabetes, blood clotting problems, heart disease, kidney or liver issues, or any other medical condition. Always follow your doctor’s instructions and report any unusual symptoms or side effects promptly.
Uses
- To relieve pain, stiffness and swelling of the joints in conditions like rheumatoid arthritis, osteoarthritis, gout, ankylosing spondylitis.
- It helps in relieving pain following dental surgery, pain after an operation and surgical procedures, pain due to minor injury etc.
Contraindications
When should one not use Diclofenac
- If you are allergic to diclofenac.
- If you have or have had stomach or intestinal ulcers or bleeding problems in the gut.
- If you suffer from heart problems like a heart attack, stroke or heart failure.
- If you have developed allergic reactions or bowel problems after taking a painkiller in the past.
- If you have problems with the liver or kidneys.
- If you are pregnant, planning pregnancy or a woman of childbearing age not using contraceptive measures.
Side effects
Common side effects of this drug are:
- Nausea
- Vomiting
- Stomach pain
- Diarrhoea
- Indigestion
- Constipation
- Headache
- Dizziness
- Heartburn
Precautions and Warnings
Pregnancy
Breast Feeding
Driving
Alcohol
Other General Warnings
Talk to your doctor if
- You may experience problems with your heart, liver, or kidneys.
- You may suffer from stomach or intestinal diseases.
- You are above 60 years of age.
- You smoke and consume alcohol in excess or too often.
- You may suffer from a condition called porphyria.
- You may suffer from a blood or bleeding disorder.
- You may have lupus or a similar condition.
- You may have problems with circulation.
- You may have asthma, diabetes or high blood cholesterol.
Mode of Action
How Does It Work?
Diclofenac blocks the action of certain chemical substances (prostaglandins) that are responsible for pain and inflammation; thus, it helps to ease pain and reduce swelling.
Interactions
Interactions with other medicines
- Diuretics may have reduced effectiveness or increase kidney-related side effects when taken with diclofenac.
- Blood thinners such as warfarin or acenocoumarol may increase the risk of bleeding.
- Medications for high blood pressure may become less effective.
- Diabetes medications may affect blood sugar control, requiring closer monitoring.
- Taking other pain relievers or NSAIDs together may increase the risk of stomach or kidney problems.
- Immunomodulators may increase the risk of infections or other side effects.
- Certain anti-infectives, such as some antibiotics or antivirals, may alter diclofenac levels or increase its side effects.
- Steroids, also known as corticosteroids, may increase the risk of stomach irritation, ulcers, or bleeding.
- Medications for heart conditions may raise the risk of cardiovascular side effects.
- Antacids may reduce absorption of diclofenac; follow your doctor’s instructions.
- Cholesterol-lowering medicines may affect how diclofenac is metabolised.
- Do not take diclofenac within 8–12 days after using mifepristone.
- Always inform your doctor about all medications, supplements, or herbal products you are taking to avoid interactions.
Frequently Asked Questions (FAQs)
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