Darvocet-N 100

Chronic Pain

Treatment

2 FDA approvals

20 Active Studies for Darvocet-N 100

What is Darvocet-N 100

Dextropropoxyphene

The Generic name of this drug

Treatment Summary

Acetaminophen, also known as Tylenol, is a widely used medication to relieve pain and reduce fever. It comes in many forms such as syrup, tablets, injection, and suppositories. Acetaminophen is also a common ingredient in many over-the-counter medications. It is important to follow the recommended dose guidelines when taking acetaminophen, as taking too much can lead to serious side effects such as liver failure and even death.

Propoxyphene

is the brand name

image of different drug pills on a surface

Darvocet-N 100 Overview & Background

Brand Name

Generic Name

First FDA Approval

How many FDA approvals?

Propoxyphene

Dextropropoxyphene

1973

64

Approved as Treatment by the FDA

Dextropropoxyphene, also known as Propoxyphene, is approved by the FDA for 2 uses like Chronic Pain and Pain .

Chronic Pain

Helps manage Pain

Pain

Helps manage Pain

Effectiveness

How Darvocet-N 100 Affects Patients

Acetaminophen has been shown to reduce fever and relieve pain, but unlike other medicines in the same class, it does not have anti-inflammatory effects. It is also unlikely to cause allergic reactions. Acetaminophen does not affect the body's acid-base balance, disrupt tubular secretion of uric acid, or inhibit platelet aggregation when taken at the recommended doses.

How Darvocet-N 100 works in the body

We don't know exactly how acetaminophen works, but it's thought to increase the pain threshold by stopping two enzymes from producing molecules that cause pain. These enzymes are found in the brain and have no effect on other parts of the body. Acetaminophen also affects other brain centers which help regulate body temperature, which is why it can be used to reduce fever. More research is needed to understand acetaminophen's full mechanism of action.

When to interrupt dosage

The prescribed measure of Darvocet-N 100 is contingent upon the designated affliction, including Pain, Spasm and Inflammation. The amount of dosage is determined by the technique of delivery as detailed in the table beneath.

Condition

Dosage

Administration

Chronic Pain

, 65.0 mg, 100.0 mg, 50.0 mg

, Oral, Tablet, film coated, Tablet, film coated - Oral, Capsule, Capsule - Oral, Tablet - Oral, Tablet

Warnings

Darvocet-N 100 Contraindications

Condition

Risk Level

Notes

Hypercarbia

Do Not Combine

Asthma

Do Not Combine

Mental Depression

Do Not Combine

Intestinal Pseudo-Obstruction

Do Not Combine

Asthma

Do Not Combine

There are 20 known major drug interactions with Darvocet-N 100.

Common Darvocet-N 100 Drug Interactions

Drug Name

Risk Level

Description

7,8-Dichloro-1,2,3,4-tetrahydroisoquinoline

Major

The risk or severity of adverse effects can be increased when Dextropropoxyphene is combined with 7,8-Dichloro-1,2,3,4-tetrahydroisoquinoline.

Abemaciclib

Major

The metabolism of Abemaciclib can be decreased when combined with Dextropropoxyphene.

Acalabrutinib

Major

The metabolism of Acalabrutinib can be decreased when combined with Dextropropoxyphene.

Alectinib

Major

The metabolism of Alectinib can be decreased when combined with Dextropropoxyphene.

Alpelisib

Major

The metabolism of Alpelisib can be decreased when combined with Dextropropoxyphene.

Darvocet-N 100 Toxicity & Overdose Risk

Acetaminophen is toxic at high doses in rats and mice, and can cause symptoms such as kidney damage, low blood sugar, low platelets, and liver failure. In rare cases, long-term use can lead to cancer in female rats. It is also potentially mutagenic and could disrupt chromosomes. Studies in animals have not shown any effects on fertility, but human studies are not available. During pregnancy, acetaminophen should only be used when necessary. Small amounts of the drug are found in breastmilk, so it should be used cautiously while nursing.

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Darvocet-N 100 Novel Uses: Which Conditions Have a Clinical Trial Featuring Darvocet-N 100?

698 active trials are currently underway to assess the potential of Darvocet-N 100 in alleviating Chronic Pain, Rheumatoid Arthritis and Allergies.

Condition

Clinical Trials

Trial Phases

Chronic Pain

128 Actively Recruiting

Not Applicable, Phase 2, Phase 4, Phase 3, Early Phase 1, Phase 1

Darvocet-N 100 Reviews: What are patients saying about Darvocet-N 100?

5

Patient Review

12/3/2012

Darvocet-N 100 for Pain

I'm allergic to Codiene, but this Darvocet-N 100 helps me a lot with pain management. It's the only medication that doesn't make me nauseous or cause abdominal discomfort.

5

Patient Review

3/9/2013

Darvocet-N 100 for Pain

This is by far the best pain medication I've ever taken. With other drugs, I often experience bad rashes and itching, but that's not been an issue with this one.

5

Patient Review

1/18/2013

Darvocet-N 100 for Pain

This treatment has helped me immensely. I can now walk and live a normal life again.

5

Patient Review

7/2/2014

Darvocet-N 100 for Pain

This was the only pain medication that put a dent in my agony during an infected wisdom tooth issue. Only on it a short time.

5

Patient Review

1/31/2013

Darvocet-N 100 for Pain

I never felt like I was overmedicated.

5

Patient Review

3/15/2012

Darvocet-N 100 for Pain

5

Patient Review

5/19/2012

Darvocet-N 100 for Pain

5

Patient Review

6/10/2012

Darvocet-N 100 for Pain

5

Patient Review

9/17/2012

Darvocet-N 100 for Pain

5

Patient Review

12/29/2012

Darvocet-N 100 for Pain

This was really effective for me and I hope there's something similar on the market now.

5

Patient Review

2/19/2014

Darvocet-N 100 for Pain

This was the only thing that really worked for my pain. My doctor said it was stupid for FDA to ban it.

4.7

Patient Review

6/8/2012

Darvocet-N 100 for Pain

4

Patient Review

6/19/2012

Darvocet-N 100 for Pain

3.7

Patient Review

11/18/2013

Darvocet-N 100 for Pain

I got great results from this treatment, but I'm wondering if it's safe for me to take if I have high blood pressure.

3

Patient Review

6/2/2014

Darvocet-N 100 for Pain

The only pain medication I can use without experiencing any negative side effects.

1.3

Patient Review

2/12/2013

Darvocet-N 100 for Pain

I have terrible arthritis and fibromylgia. This was the best pain med I ever took. It completely relieved my pain and allowed me to live a normal life again.
image of drug pills surrounding a glass of water symbolizing drug consumption

Patient Q&A Section about darvocet-n 100

These questions and answers are submitted by anonymous patients, and have not been verified by our internal team.

Are Darvocet still on the market?

"The FDA has concluded that the risks associated with propoxyphene outweigh the benefits and as a result, all propoxyphene-containing products (including Darvocet and Darvon) are no longer available."

Answered by AI

Why was Darvocet-N taken off the market?

"After a study found that the drugs put patients at risk of arrhythmias, or heart rhythm abnormalities, the FDA decided that the risks of the drugs were greater than their benefits to patients suffering from mild to moderate pain, so the drugs were withdrawn from the market."

Answered by AI

Do they still make Darvocet-N 100?

"Darvocet-N is a mix of a narcotic painkiller and a less strong painkiller, as well as a fever reducer. It is used to treat mild to moderate pain. The Darvocet-N brand is not available in the United States anymore, but there may be generic versions."

Answered by AI

What is Darvocet-N 100 used for?

"Darvocet-N, which contains propoxyphene napsylate and acetaminophen, is used to relieve mild to moderate pain. Because it is a strong opioid pain medicine that can be abused by people who abuse prescription medicines or street drugs, it is a federally controlled substance (C-IV)."

Answered by AI

Clinical Trials for Darvocet-N 100

Image of Northwell health physician partners in Bay Shore, United States.

Lidocaine Injection vs Saline for Pain Management

18+
Female
Bay Shore, NY

We are doing this study to find the best way to manage pain during a procedure called urethral bulking. This procedure treats urine leakage that happens with coughing, laughing, sneezing, or physical activity. It works by injecting a gel-like substance around the urethra (the tube that urine comes out of) to help it stay closed when it should. We use a numbing gel (called lidocaine jelly) inside the urethra to help with pain during the procedure. In this study, we will also be administering lidocaine (numbing medication) injected around the urethra or a saline placebo (medical grade saltwater) injection, which has no numbing effect. A placebo is something that looks like a real treatment but doesn't have any medical effect. Both the lidocaine and the saline would be injected around the urethra using a small needle, and we'll compare how well they work at reducing pain.

Phase 4
Recruiting

Northwell health physician partners (+2 Sites)

Image of Endeavor Health/NorthShore in Skokie, United States.

Tranexamic Acid for Anterior Cruciate Ligament Injury

14 - 25
All Sexes
Skokie, IL

The goal of this clinical trial is to learn whether taking oral tranexamic acid (TXA) for one week after anterior cruciate ligament (ACL) reconstruction improves recovery in adolescents and young adults aged 14 to 25 years. All participants receive standard intravenous TXA during surgery. The main questions it aims to answer are: * Does oral TXA lower knee pain at 2 weeks after surgery? * Does oral TXA reduce the amount of opioid pain medicine used in the first 2 weeks? * Does oral TXA improve knee range of motion at 2 weeks? Researchers will compare oral TXA to a placebo (a look-alike capsule with no active drug) to see if oral TXA improves pain, opioid use, motion, strength, knee function, and return to sport. Participants will: * Take 3 capsules (oral TXA or placebo) once a day for the first 8 days after surgery (day of surgery through day 7) * Keep a home diary for 2 weeks recording pain scores, opioid pills taken and any side effects * Return for study visits at 2 weeks, 6 weeks, 12 weeks, 6 months, 9 months and 1 year for pain, motion, strength and function testing * Complete a survey at 2 years

Phase 3
Waitlist Available

Endeavor Health/NorthShore (+5 Sites)

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Suzetrigine for Pain Management in Total Knee Replacement

18 - 80
All Sexes
New York, NY

Total knee replacements are among the most common and painful orthopedic procedures performed worldwide, often requiring intensive analgesia to support early ambulation and recovery. Despite widespread use of multimodal regimens, many patients still rely on opioids, which can cause sedation, nausea, constipation, and long-term dependency. Evaluating suzetrigine in this high-need population may improve recovery trajectories, reduce opioid consumption, and support enhanced recovery protocols. Given the growing surgical volume and the emphasis on opioid-sparing strategies, rigorous investigation of suzetrigine's efficacy in total knee replacement is of high clinical value. In this confirmatory (phase III) trial, patients undergoing primary total knee replacement will be randomized to receive either suzetrigine or placebo for 2 weeks (14 days), with the loading dose administered prior to surgery. The primary outcome is cumulative 48-hour opioid consumption in oral morphine equivalents starting from entry into the post-anesthesia care unit (PACU).

Phase 3
Recruiting

Hospital for Special Surgery

Meghan Kirskey, MD

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Cancer Pain 101 for Cancer Pain

18+
All Sexes
Birmingham, AL

This is a Stage 1 study of a behavioral intervention, which means that a new intervention is being pilot tested to understand whether it is acceptable and feasible for people with advanced cancer to use. The purpose of this study is to evaluate whether a series of 3 10-minute videos may help improve prescription opioid pain management and opioid stigma for people living with advanced cancer. Approximately 45 participants will take part in this study at the University of Alabama at Birmingham. People who choose to participate in this study will complete a series of baseline questionnaires, and then will be randomized to one of two groups: 1) the group that gets the video intervention, or 2) the group that gets a written handout with information about cancer pain. About 4 weeks later, all participants will also be asked to fill out another series of questionnaires.

Waitlist Available
Has No Placebo

University of Alabama at Birmingham

Hailey W Bulls, PhD

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TENS and Vibration for Procedural Pain

18+
All Sexes
Minneapolis, MN

The E-MOHS Trial is a randomized controlled trial evaluating whether active vibration plus transcutaneous electrical nerve stimulation reduces pain during local anesthetic infiltration in adults undergoing Mohs micrographic surgery or dermatologic excision. Participants will be randomized to active vibration:TENS or sham TENS during the first local anesthetic administration. The primary outcome is patient-reported infiltration pain during active local anesthetic infiltration, measured using the 11-point Numeric Rating Scale. Secondary outcomes include infiltration pain measured using a Visual Analog Scale, perioperative anxiety, participant satisfaction, willingness to reuse the device, operator-rated ease of use and sterile-field compatibility, blinding integrity, and adverse events.

Waitlist Available
Background Therapy Allowed

M Health Fairview Clinic - Oxboro (+3 Sites)

Ian Maher, MD

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Knee RFA for Osteoarthritis

18+
All Sexes
London, Canada

The goal of this clinical trial is to understand whether changes in brain activity, measured using functional near-infrared spectroscopy (fNIRS), are related to how well patients with knee osteoarthritis respond to genicular nerve radiofrequency ablation (GNRFA). The main questions it aims to answer are: 1. Are baseline brain activation patterns measured using fNIRS associated with clinically meaningful treatment responses to GNRFA? 2. What changes in brain activation patterns do we see overtime after GNRFA in those who are responders to treatments, vs. those who are non-responders? Participants will: * Receive a diagnostic genicular nerve (GN) block * Receive a GNRFA if they experience at least 50% pain relief from the GN block * Come to the clinic as baseline, approximately one week later, and then 3-months after that for assessment * Fill out questionnaires once every 3-months for up to 12-months

Waitlist Available
Has No Placebo

St. Joseph's Hospital London

Eldon Loh, MD

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We made a collection of clinical trials featuring Darvocet-N 100, we think they might fit your search criteria.
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Empowered Relief for Pain in Cancer

18+
All Sexes
Tulsa, OK

This project will evaluate the feasibility and acceptability of Empowered Relief (ER) among American Indian adults who are currently receiving or have completed active cancer treatments at Stephenson Cancer Center (SCC). ER is a single-session, Zoom-based, 2-hour, skills-based pain management class delivered by certified instructors. Participants learn three core pain relief skills, develop a personalized plan, and receive access to a free binaural audio app for daily practice. ER has demonstrated moderate efficacy in individuals with chronic non-cancer pain, reducing pain intensity, pain interference, pain-related distress (pain catastrophizing), sleep disturbance, and anxiety at 3 and 6 months post-treatment. Because of its brief, didactic nature and Zoom delivery, ER can accommodate large class sizes and may address accessibility disparities among underserved cancer populations. While ER is being studied across various non-cancer populations and has been adopted as standard of care in leading healthcare institutions in the U.S. and abroad, it has not been tested in American Indians with cancer.

Waitlist Available
Has No Placebo

Stephenson Cancer Center - Tulsa Location

Sophia You

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Lavender-Sandalwood Aromatherapy for C-Section Recovery

18+
Female
Houston, TX

The purpose of this randomized controlled study is to explore whether lavender sandalwood aromatherapy can support comfort, mood, pain relief, and overall satisfaction for participants recovering from a scheduled cesarean section without complications. The main questions this study aims to answer are: * How does lavender sandalwood aromatherapy affect participants' mood during postpartum recovery after a cesarean section? * Does lavender sandalwood aromatherapy help reduce pain during recovery? * Does lavender sandalwood aromatherapy improve participants' overall satisfaction with their recovery experience? Researchers will compare participants who receive lavender-sandalwood aromatherapy with those who do not to determine whether it improves mood, reduces pain, and enhances patient satisfaction. Participants will be asked to: * Wear aromatherapy tabs on their gown for 24 hours. * Have the aromatherapy tabs applied 24 hours after the cesarean section and removed 48 hours after the cesarean section. * Complete surveys at 24 hours and 48 hours after the cesarean section. This will apply to both the control and intervention groups.

Waitlist Available
Has No Placebo

Memorial Hermann Memorial City Medical Center

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Optimal Lymph Flow for Lymphedema

18 - 89
All Sexes
Kansas City, MO

Lymphatic pain refers to various pain sensations (e.g., pain, aching, soreness, tenderness, burning, stabbing) following breast cancer treatment. Lymphatic pain affects more than half of 4 million patients treated for breast cancer in the United States. Lymphatic pain significantly impairs patients' daily living function, increases psychological distress, and decreases quality of life. As a significant risk of lymphedema, lymphatic pain indicates an early stage of lymphedema. Lymphedema is a chronic and incurable swelling caused by an abnormal fluid build-up following breast cancer treatment. Without timely intervention in this early stage, lymphedema can progress into a chronic condition that no surgical or medical interventions can cure. The purpose of the project is to adapt The-Optimal-Lymph-Flow (TOLF) in clinical practice. A digital lymphatic pain and lymphedema assessment will be implemented in clinical practice, conduct clinician training and deliver TOLF Self-Care interventions to patients with lymphatic pain.

Waitlist Available
Has No Placebo

University of Missouri-Kansas City

Mei Rosemary Fu, PhD

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