Dolonex Capsule (Piroxicam) Used for Arthritis, Joint Inflammation and Musculoskeletal Pain Relief
Dolonex Capsule contains Piroxicam, a Non-Steroidal Anti-Inflammatory agent from the oxicam class. It is used for reducing pain, swelling, and stiffness in joints, muscles, and soft tissues. It works by blocking COX-1 and COX-2 enzymes to suppress prostaglandin production, delivering anti-inflammatory, analgesic, and antipyretic action throughout the body.
Product Overview
Dolonex Capsule is an oral solid dosage form containing Piroxicam, manufactured by Pfizer Limited. It belongs to the oxicam subclass of Non-Steroidal Anti-Inflammatory agents and is widely used for managing pain and inflammation in joint and musculoskeletal conditions including rheumatoid arthritis, osteoarthritis, ankylosing spondylitis, and cervical spondylitis.The capsule form delivers Piroxicam in a hard gelatin shell that dissolves in the stomach after swallowing, releasing the active ingredient for systemic absorption. This makes it a straightforward and convenient oral option for people who prefer a standard capsule format over dispersible or liquid preparations.
How It Works
When tissue is injured or inflamed, the body releases chemicals called prostaglandins that cause pain, swelling, and heat at the affected site. Piroxicam blocks the COX-1 and COX-2 enzymes responsible for producing these chemicals, reducing inflammatory activity both at the site of inflammation and systemically throughout the body.
Three core actions:
â–¸ Anti-Inflammatory: Reduces prostaglandin driven swelling, redness, and heat in joints and surrounding tissues
â–¸ Analgesic: Relieves pain at the inflammation site and through central nervous system pain modulation
â–¸ Antipyretic: Reduces elevated body temperature associated with inflammatory conditions
Product Specification
| Parameter | Details |
| Active Ingredient | Piroxicam |
| Category | Non-Steroidal Anti-Inflammatory Agent, Oxicam Class |
| Form | Hard Gelatin Capsule |
| Mechanism | COX-1 and COX-2 inhibition, prostaglandin synthesis suppression |
| Onset | Pain relief within hours, full anti-inflammatory effect builds over days |
Key Benefits
â–¸ Targeted Joint and Muscle Pain Relief: Piroxicam reduces prostaglandin production at the site of inflammation, delivering meaningful relief from pain in joints, muscles, and soft tissues rather than simply masking the pain signal
â–¸ Once-Daily Intake for Full Day Coverage: The approximately 50-hour half-life maintains effective blood levels across the full 24-hour period, providing consistent anti-inflammatory and analgesic coverage with a single daily capsule
â–¸ Dual Mechanism Pain Relief: Acts both peripherally at the site of tissue inflammation and centrally through nervous system pain pathway modulation, offering more comprehensive pain control
â–¸ Convenient Capsule Format: The hard gelatin capsule is easy to swallow, accurately delivers the active ingredient, and is a familiar and straightforward format for most people
â–¸ Systemic Anti-Inflammatory Action: Piroxicam works throughout the body, addressing inflammation across multiple sites simultaneously rather than at a single localised point
Precaution
| Condition | Why It Matters |
| Active stomach ulcer | Piroxicam further irritates the gastric lining and raises bleeding risk |
| Severe kidney impairment | Reduces prostaglandin activity that maintains kidney blood flow |
| Severe liver impairment | Slower breakdown leads to higher blood levels and toxicity risk |
| Asthma | May trigger bronchospasm or allergic respiratory reaction |
| Dehydration | Significantly raises the risk of kidney related complications during use |
Important Precaution Points
- Piroxicam can irritate the stomach lining and raise the risk of ulcers and gastrointestinal bleeding, people with a history of stomach ulcers or gastritis should use with care and always take after food
- People with existing heart disease require doctor guidance before use as prolonged use can increase cardiovascular strain and raise blood pressure
- Piroxicam can reduce blood flow to the kidneys by affecting prostaglandin activity, adequate hydration during use is important to reduce kidney related risk
- In people with liver disease, Piroxicam breakdown may be slower increasing side effect risk, rare cases of serious liver reactions including hepatitis and jaundice have been reported
- People with asthma or NSAID sensitivity may experience breathing related reactions and should seek doctor guidance before use
Usages
â–¸ Swallow Whole with Water
Dolonex Capsule should be swallowed whole with a full glass of water. The capsule should not be opened, chewed, or crushed as this may affect the release and absorption of the active ingredient.
â–¸ Take After Food
Always take after a meal or light snack. Intake on an empty stomach increases the likelihood of gastric irritation, which is a known consideration with anti-inflammatory agents of this class.
â–¸ Once Daily at a Consistent Time
Take once per day at the same time each day. The long half-life of Piroxicam ensures a single daily intake is sufficient to maintain effective blood levels throughout the 24-hour period.
â–¸ Maintain Adequate Hydration
Sufficient daily fluid intake supports kidney function during the course of use, particularly during extended periods of intake.
â–¸ Complete the Full Recommended Course
Continue taking Dolonex Capsule for the full duration directed by a doctor even if symptoms improve before the course ends. Stopping early may result in incomplete resolution of the underlying inflammation and a return of symptoms.
â–¸ Do Not Exceed the Recommended Amount
Taking more than the recommended amount does not increase the speed or degree of relief but significantly raises the risk of stomach, kidney, and cardiovascular related side effects.
Uses
Dolonex Capsule is used for a broad range of inflammatory, arthritic, and musculoskeletal pain conditions affecting the joints, spine, muscles, and soft tissues.
â–¸ Rheumatoid Arthritis
An autoimmune condition in which the immune system attacks the synovial lining of joints, causing chronic inflammation, joint swelling, pain, and progressive structural damage.
â–¸ Osteoarthritis
Involves the gradual breakdown of articular cartilage in joints, most commonly affecting the knees, hips, hands, and lumbar spine. As cartilage deteriorates, inflammation develops in surrounding joint tissue causing pain and reduced mobility.
â–¸ Ankylosing Spondylitis
A chronic inflammatory condition primarily affecting the sacroiliac joints and spine. Unmanaged inflammation in this condition can lead to progressive vertebral fusion and permanent loss of spinal mobility.
â–¸ Cervical Spondylitis and Neck Pain
Involves inflammation of the cervical spine and surrounding structures, presenting as neck stiffness, restricted movement, and pain that can radiate into the shoulders and arms.
â–¸ Back Pain and Lumbar Conditions
A significant proportion of back pain cases involve an underlying inflammatory component, whether from muscular strain, intervertebral disc irritation, or structural spinal conditions.
â–¸ Muscle Pain and Musculoskeletal Injuries
Sprains, muscle strains, and overuse injuries trigger a localised inflammatory response involving prostaglandin release. Piroxicam reduces this response at the injury site, addressing the cause of pain rather than simply masking it.
â–¸ Post-Traumatic and Post-Operative Pain
Physical trauma and surgical procedures generate significant prostaglandin activity that drives post-injury and post-operative pain and swelling. Piroxicam reduces this activity, helping manage discomfort during the recovery period.
â–¸ Bursitis, Tendinitis and Soft Tissue Inflammation
Inflammatory conditions of soft tissues surrounding joints including bursitis, tendinitis, and periarticular inflammation respond well to Piroxicam's systemic anti-inflammatory action.
Side Effects
Dolonex Capsule is generally well tolerated when used as directed. However, like all anti-inflammatory agents, it may cause certain side effects in some people.
Common Side Effects
- Stomach pain and acidity due to gastric irritation from Piroxicam
- Nausea or vomiting, particularly when taken on an empty stomach
- Heartburn and indigestion from increased gastric acid activity
- Dizziness or lightheadedness, especially in the initial days of use
- Bloating or general stomach discomfort during the course of use
Less Common Side Effects
- Mild headache, usually temporary and reduces with continued use
- Skin rash or itching in sensitive individuals
- Fluid retention and swelling particularly in the ankles and feet
- Fatigue or general tiredness during extended use
Serious Side Effects
| Side Effect | What to Watch For |
| Gastrointestinal bleeding | Black or tarry stools, vomiting blood, or severe stomach pain |
| Stomach ulcers | Persistent burning pain in the stomach, particularly on an empty stomach |
| Kidney function changes | Reduced urine output or unusual swelling in the legs and ankles |
Important Side Effect Advice
- Taking Dolonex Capsule after food significantly reduces the risk of stomach related side effects including acidity, nausea, and gastric irritation
- Mild effects such as nausea, headache, or dizziness often settle on their own as the body adjusts in the initial days of use
- Staying well hydrated throughout the course of use supports kidney function and reduces the risk of kidney related complications
- Most side effects are dose related, using the amount directed by a doctor and for the recommended duration keeps the risk low
FAQs
Q. What is Dolonex Capsule used for?
Used for pain, swelling, and inflammation in joints and muscles in conditions such as arthritis, back pain, and ankylosing spondylitis.
Q. How does it work?
Blocks COX-1 and COX-2 enzymes that produce prostaglandins, reducing inflammation and pain throughout the body.
Q. How should it be taken?
Swallow whole with a full glass of water after a meal, once daily at the same time each day.
Q. How long does it take to work?
Pain relief within a few hours. Full anti-inflammatory effect in chronic conditions develops over several days to weeks.
Q. What is the most common side effect?
Stomach acidity, nausea, and heartburn. Risk is significantly reduced by taking after food.
Q. Can it cause stomach bleeding?
Yes, particularly with prolonged use. Black stools or severe stomach pain are warning signs requiring immediate attention.
Q. Does it affect kidney function?
Extended use can affect kidney function. Staying well hydrated during use helps reduce this risk.
Q. Can it be taken with alcohol?
Alcohol raises stomach bleeding risk and amplifies dizziness during use. It should be avoided throughout the course.
Q. Is it safe during pregnancy?
Use during pregnancy particularly in the last three months carries serious risks. Always consult a doctor before use.
Q. What to do if a side effect occurs?
Mild effects often settle with continued use after food. Persistent or serious symptoms should be discussed with a doctor without delay.
Interaction
| Substance | Effect on the Body |
| Warfarin and anticoagulants | Piroxicam prolongs bleeding time, combined use significantly raises internal bleeding risk |
| Other NSAIDs and Aspirin | Multiplies the risk of stomach ulcers and gastrointestinal bleeding with no added benefit |
| Methotrexate | Slows Methotrexate elimination, raising blood levels to potentially harmful concentrations |
| Alcohol | Raises gastric bleeding risk and amplifies dizziness and drowsiness |
| ACE inhibitors and diuretics | Reduces blood pressure lowering effect and increases kidney stress |
Important Interaction Advice
- Taking Piroxicam alongside anticoagulants such as Warfarin significantly increases internal bleeding risk as Piroxicam independently prolongs bleeding time and compounds the anticoagulant effect
- Combining with other anti-inflammatory agents or aspirin multiplies stomach ulcer and bleeding risk without providing any additional anti-inflammatory benefit
- Piroxicam slows Methotrexate elimination from the body, raising its blood levels to harmful concentrations and increasing the risk of serious effects including nausea, mouth sores, and liver toxicity
- Piroxicam reduces kidney clearance of Lithium leading to higher Lithium blood levels and increased toxicity risk, levels should be monitored carefully if both are used together
- Reduces the effectiveness of ACE inhibitors, beta-blockers, and diuretics which can result in reduced blood pressure control and increased kidney stress
| Manufacturer | : | Pfizer Ltd, India |
| Trade Name | : | Feldene |
| Generic Search | : | Piroxicam |
| Strength | : | 20 mg |
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