Category- Allopathy
About Celecoxib 100 mg
Celecoxib 100 mg is used to reduce pain and inflammation in conditions like arthritis, muscle pain, and menstrual pain. It works by blocking COX-2 enzymes responsible for producing substances that cause pain and swelling. Compared to other painkillers, it is less harmful to the stomach but still needs caution. It is usually taken once or twice daily depending on the condition. Common side effects of Celecoxib 100 mg include headache, stomach pain, nausea, and dizziness, while serious side effects may include heart problems, kidney issues, or stomach bleeding.
Celecoxib 100 mg should be avoided in people with allergy to NSAIDs, heart disease, stomach ulcers, or severe kidney/liver problems. Caution is needed in elderly patients and those with high blood pressure. Do not exceed the prescribed dose, as overdose may increase the risk of serious side effects like chest pain, breathing difficulty, or severe stomach problems.
Medicine Highlights
| Uses | 1. To treat pain and inflammation in osteoarthritis 2. To treat rheumatoid arthritis 3. To relieve pain in ankylosing spondylitis 4. To reduce acute pain (muscle pain, dental pain, injury) 5. To relieve menstrual pain |
| Common Side Effects | 1. Headache 2. Nausea 3. Stomach pain 4. Indigestion 5. Diarrhea 6. Dizziness |
| Additional Information | To be taken only when prescribed by the doctor. |
| Storage | 1. The medicine should be stored at room temperature. 2. Keep away from sunlight and moisture. 3. Keep away from the reach of children |
| How to Take This Medicine | Take this medicine orally with a orally with a sip of water. |
Celecoxib 100 mg Uses
Celecoxib 100 mg tablet is used to treat the following conditions:
- Joint pain and inflammation (arthritis)
- Muscle pain or injury pain
- Menstrual pain
- Back pain or dental pain
Celecoxib 100 mg side effects
More Common
- Headache
- Nausea
- Stomach pain
- Indigestion
- Diarrhea
- Dizziness
Less Common
- Swelling of legs or feet
- High blood pressure
- Kidney problems
- Stomach ulcer or bleeding
- Heart-related problems
How Celecoxib 100 mg work
Celecoxib 100 mg tablet that works by blocking a chemical substance in the body that causes pain and swelling called prostaglandins. When your body is injured or inflamed, it produces certain chemicals that lead to pain, redness, and swelling. Celecoxib reduces the production of these chemicals, so pain and inflammation decrease. It mainly targets the enzyme responsible for pain and swelling, so it causes less stomach irritation compared to many other painkillers.
Safety Measures and Warning
Allergy / Hypersensitivity
If you are allergic to celecoxib this medicine can cause rash, swelling, breathing difficulty, or serious reactions. Tell your doctor before taking it.
Heart Disease
If you have heart disease (like heart attack, stroke, high BP), this medicine can increase the risk of serious heart problems, Inform your doctor before use.
Pregnancy
If you are pregnant, especially in the last 3 months, this medicine can harm the baby, Do not take it without doctor’s advice.
Stomach ulcer or bleeding
If you have a history of stomach ulcer or bleeding, this medicine can worsen it and cause serious bleeding. Consult with your doctor.
Celecoxib 100 mg Interaction with Food Product
Celecoxib can be taken after meals to reduce stomach upset. Avoid alcohol as it increases the risk of stomach irritation and bleeding.
Celecoxib 100 mg Interaction with Other Medicines
Avoid taking Celecoxib 100 mg with the following medicines, as it may increase or decrease the desired effect, or in worse cases, it could be fatal:
Celecoxib 100 mg Chemical Structure
IUPAC (International Union of Pure and Applied Chemistry)/ Chemical name
Celecoxib: 4-[5-(4-methylphenyl)-3-(trifluoromethyl)pyrazol-1-yl]benzenesulfonamide
Intake routine/cycle
Daily dose
Take Celecoxib 100 mg exactly as your doctor recommends. The dose may change based on your condition and how well you respond. Do not take more than prescribed without consulting your doctor.
Missed Dose
If you forget to take your medicine, take the medication as soon as you remember. If it’s nearly time for your next dose, skip the missed one and continue with your regular schedule. Always consult the doctor before making any changes to your dosage.
Overdose
It is not recommended to take celecoxib more than 400 mg per day. Overdose may cause tremors, chest pain, fast or irregular heartbeat, nervousness, dizziness, headache, muscle cramps, or high blood pressure. In case of any of these symptoms, seek immediate medical help.
Storage
- Store the medicine at room temperature.
- Keep away from sunlight and moisture.
- Keep out of reach of children
Directions for use
- Take Celecoxib 100 mg exactly as prescribed by your doctor, at the same time each day.
- Do not stop taking Celecoxib 100 mg without your doctor’s approval, even if you feel better.
- If you forget to take Celecoxib 100 mg, take it as soon as you remember. If it’s almost time for your next dose, skip the missed dose.
FAQ’s
What are the uses of celecoxib 100 mg tablets?
Celecoxib 100 mg tablets are used to relieve pain and reduce inflammation in conditions like osteoarthritis, rheumatoid arthritis, ankylosing spondylitis, muscle pain, dental pain, and menstrual pain. It helps reduce swelling, stiffness, and discomfort.
What is the drug class of celecoxib?
Celecoxib belongs to the class of NSAIDs (Non-Steroidal Anti-Inflammatory Drugs), specifically a COX-2 inhibitor, which means it mainly targets pain and inflammation with less effect on the stomach compared to other NSAIDs.
What is the mechanism of action of celecoxib 100 mg?
Celecoxib works by blocking a substance in the body that causes pain and swelling. It reduces the production of chemicals responsible for inflammation, thereby decreasing pain, swelling, and stiffness. It mainly targets the enzyme linked to inflammation, so it causes less stomach irritation than many other painkillers.
Reference
- PubChem. Celecoxib [Internet]. Nih.gov. PubChem; 2026 [cited 2026 Apr 10]. Available from
- Celecoxib Dosage Guide + Max Dose, Adjustments [Internet]. Drugs.com. 2024. Available from
- Cohen B, Preuss CV. Celecoxib [Internet]. PubMed. Treasure Island (FL): StatPearls Publishing; 2024. Available from
Authors
Pranathi is a final year Pharm D student at Chalapathi Institute of Pharmaceutical Sciences. She loves learning and applying her knowledge in pharmacy and has a passion for writing, which allows her to express ideas clearly and creatively. She enjoys combining her technical skills with her love for writing and communication to make a meaningful impact. Currently she is working on a research paper about “Consanguineous marriages and its impact on children’s health” which will be published by the end of 2025.