Drug & supplement interaction

Trigger Point Therapy + Duloxetine

Duloxetine brand names: Cymbalta, Drizalma Sprinkle, Irenka.

No Known Interaction
Medically reviewed by · Updated July 2026 · Pair last verified Sep 13, 2026
The bottom line No known interaction

We found no known interaction between Trigger Point Therapy and Duloxetine in our sources. Absence of a documented interaction is not the same as proven safety, and does not guarantee one does not exist. Do not start, stop, or change a medication or supplement based on this page; confirm with your pharmacist or doctor first. Additionally, although there is no interaction, the two are separately associated with some of the same side effects, which would make a new symptom harder to attribute to one or the other.

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Interaction report

Trigger Point Therapy and Duloxetine

We checked these two against our interaction database. Here is what we found.

No Known Interaction Found

We did not find a documented interaction between Duloxetine and Trigger Point Therapy in our sources. This does not guarantee that the combination is completely free of risk — research on Trigger Point Therapy alongside specific medications may be limited.

Worth understanding: our licensed dataset holds no drug-interaction record for Trigger Point Therapy at all — not against Duloxetine, and not against any other medication we track. This verdict therefore rests on the absence of any recorded data, not on research that looked at this combination and found nothing. We cannot rule an interaction out.

Trigger Point Therapy is a treatment rather than something you take. Tell whoever provides it which medicines you use, and ask your prescriber whether it is appropriate for your health and treatment. Do not stop a prescribed medicine on your own.

Always talk with your pharmacist or doctor before making changes to your medications or supplements, particularly if you take several medications or have an ongoing health condition.

Trigger Point Therapy safety at a glance

Trigger Point Ther... overall Use caution Generally low risk when done by a trained provider, but improper technique can cause bruising or soreness.
Pregnancy Use caution May be used with care, but tell your provider you are pregnant so they can adjust technique and avoid certain points.
Breastfeeding Generally safe No special concern, since it is a physical therapy and not something you take internally.

Safety guidance is general; always confirm with your pharmacist or doctor for your situation.

Still wondering about combining Duloxetine and Trigger Point Therapy? Ask Dr. Brian Staiger, PharmD, BCPS directly ›
What to actually watch for

No Interaction Found — But Data Suggests Trigger Point Therapy and Duloxetine May Share Several of the Same Side Effects

This is not an interaction. Neither one changes how your body handles the other, and nothing here says they react together. What our sources do show is that each has separately been linked to the effects below — so having Trigger Point Therapy while taking the medicine can make those effects more likely to turn up, and harder to pin on one or the other if they do. 2 of them are worth acting on rather than waiting out — marked below.

  • Trouble passing urine Worth acting on Additional detail

    Trigger Point Therapy

    “In women with pelvic pain, trigger point therapy with botulinum toxin or saline was reported to cause urinary incontinence and, rarely, urinary retention and urinary tract infection. However, as urinary incontinence, urinary retention, and urinary tract infections are not unusual in women with pelvic pain, the relationship to trigger point therapy is unclear.”

    Trigger Point Therapy · Natural Medicines adverse-effect record, reported in pain.

    1 source cited
    1. 103556. Dessie SG, Von Bargen E, Hacker MR, Haviland MJ, Elkadry E. A randomized, double-blind, placebo-controlled trial of onabotulinumtoxin A trigger point injections for myofascial pelvic pain. Am J Obstet Gynecol. 2019;221(5):517.e1-517.e9. PubMed

    Duloxetine

    Listed in the ADVERSE REACTIONS section of the FDA label for Duloxetine. Read the label on DailyMed ›

  • Bleeding or bruising Worth acting on Additional detail

    Trigger Point Therapy

    “Incorrect placement of the needle during trigger point therapy has been reported to cause pneumothorax or hemopneumothorax. This serious complication can be avoided by refraining from insertion of the needle into an intercostal space. Accidental intrathecal injection has also been reported during an attempt to give a local injection in a superficial trapezius trigger point.”

    Trigger Point Therapy · Natural Medicines adverse-effect record, reported in depression.

    3 sources cited
    1. 28803. Shafer, N. Pneumothorax following "trigger point" injection. JAMA 1970;213(7):1193. DOI
    2. 103558. Genç S, Eneyli MG, Polat O, Oğuz AB, Enön S. Hemopneumothorax After Trigger Point Injection for Fibromyalgia. Altern Ther Health Med. 2020;26(2):62-64.
    3. 28804. Nelson, L. S. and Hoffman, R. S. Intrathecal injection: unusual complication of trigger-point injection therapy. Ann Emerg Med 1998;32(4):506-508. PubMed

    Duloxetine

    Listed in the ADVERSE REACTIONS section of the FDA label for Duloxetine. Read the label on DailyMed ›

  • Constipation Additional detail

    Trigger Point Therapy

    “In women with pelvic pain, trigger point therapy with botulinum toxin or saline was reported to cause constipation and, rarely, fecal incontinence. However, as constipation and fecal incontinence are not unusual in women with pelvic pain, the relationship to trigger point therapy is unclear.”

    Trigger Point Therapy · Natural Medicines adverse-effect record, reported in constipation.

    1 source cited
    1. 103556. Dessie SG, Von Bargen E, Hacker MR, Haviland MJ, Elkadry E. A randomized, double-blind, placebo-controlled trial of onabotulinumtoxin A trigger point injections for myofascial pelvic pain. Am J Obstet Gynecol. 2019;221(5):517.e1-517.e9. PubMed

    Duloxetine

    Listed in the ADVERSE REACTIONS section of the FDA label for Duloxetine. Read the label on DailyMed ›

Reported for Trigger Point Therapy but not commonly for Duloxetine: loss of bladder control, a stroke or mini-stroke, blurred vision and low potassium.

Effects for Duloxetine come from the ADVERSE REACTIONS section of its FDA label; effects for Trigger Point Therapy come from the Natural Medicines adverse-effect record, quoted above. Wording is matched across sources by our own clinical vocabulary, so treat this as a prompt to pay attention, not a diagnosis.

Overlapping uses

What Duloxetine Is Prescribed For, and What Trigger Point Therapy Has Been Studied For

These two come up together because they touch the same health topic — not because they do the same job. Duloxetine is a prescription medicine with approved uses on its FDA label. Trigger Point Therapy is a treatment: what follows is what researchers have looked at it for, and how strong that evidence is.

Duloxetine is prescribed for: Duloxetine delayed-release capsules treat major depressive disorder (MDD) and generalized anxiety disorder (GAD) in adults. They also manage diabetic peripheral neuropathic pain (nerve pain from diabetes), fibromyalgia, and chronic musculoskeletal pain (such as chronic low back pain and pain from osteoarthritis) in adults. GAD is also approved in pediatric patients 7 years and older for Cymbalta, Drizalma Sprinkle, and certain duloxetine delayed-release capsule products. Fibromyalgia is approved in patients 13 years and older for Cymbalta and some duloxetine delayed-release capsule products.

Read the rest of what Duloxetine is prescribed for

Age-specific approvals vary by product — follow your prescriber's guidance on which product is right for your age group.

Trigger Point Therapy has been studied for:

  • Back pain Natural Medicines rates the evidence for Trigger Point Therapy: Possibly Effective Read what the research shows

    Trigger Point Therapy for back pain

    A meta-analysis of the available clinical research in adults with low back pain shows that trigger point dry needling reduces pain and improves functionality by a moderate to large amount when compared with other treatments such as sham needling, other types of needling, and laser therapy. Improvements are maintained for up to 9 weeks.

    5 sources cited
    1. 97854. Liu L, Huang QM, Liu QG, et al. Evidence for dry needling in the management of myofascial trigger points associated with low back pain: A systematic review and meta-analysis. Arch Phys Med Rehabil. 2018;99(1):144-152. PubMed
    2. 28479. Kovacs, F. M., Abraira, V., Pozo, F., Kleinbaum, D. G., Beltran, J., Mateo, I., Perez, de Ayala, Pena, A., Zea, A., Gonzalez-Lanza, M., and Morillas, L. Local and remote sustained trigger point therapy for exacerbations of chronic low back pain. A randomi DOI
    3. 28480. Garvey, T. A., Marks, M. R., and Wiesel, S. W. A prospective, randomized, double-blind evaluation of trigger-point injection therapy for low-back pain. Spine (Phila Pa 1976) 1989;14(9):962-964. PubMed
    4. 28481. Itoh, K., Katsumi, Y., and Kitakoji, H. Trigger point acupuncture treatment of chronic low back pain in elderly patients--a blinded RCT. Acupunct Med 2004;22(4):170-177. PubMed
    5. 112958. Álvarez SD, Velázquez Saornil J, Sánchez Milá Z, et al. Effectiveness of Dry Needling and Ischemic Trigger Point Compression in the Gluteus Medius in Patients with Non-Specific Low Back Pain: A Randomized Short-Term Clinical Trial. Int J Environ Res Publi PubMed
  • Joint pain studied, not established Trigger Point Therapy has been studied for this. Natural Medicines rates the evidence: Insufficient Reliable Evidence To Rate Read what the research shows

    Trigger Point Therapy for joint pain

    Preliminary clinical research in adults with greater trochanteric pain syndrome shows that dry needling into trigger points over a 6-week period is as effective as a cortisone shot for reducing pain.

    1 source cited
    1. 97828. Brennan KL, Allen BC, Maldonado YM. Dry needling versus cortisone injection in the treatment of greater trochanteric pain syndrome: A noninferiority randomized clinical trial. J Orthop Sports Phys Ther. 2017;47(4):232-239. PubMed
  • Osteoarthritis studied, not established Trigger Point Therapy has been studied for this. Natural Medicines rates the evidence: Insufficient Reliable Evidence To Rate Read what the research shows

    Trigger Point Therapy for osteoarthritis

    Preliminary clinical research in older adults with knee osteoarthritis shows that receiving trigger point dry needling while participating in an exercise program over a 12-week period does not improve pain or functionality when compared with exercise alone.

    2 sources cited
    1. 97827. Sánchez-Romero EA, Pecos-Martín D, Calvo-Lobo C, Ochoa-Sáez V, Burgos-Caballero V, Fernández-Carnero J. Effects of dry needling in an exercise program for older adults with knee osteoarthritis: A pilot clinical trial. Medicine
    2. 113392. Ughreja RA, Prem V. Effectiveness of dry needling techniques in patients with knee osteoarthritis: A systematic review and meta-analysis. J Bodyw Mov Ther 2021;27:328-338. PubMed

Effectiveness ratings and the research summaries above are the verbatim record from the Natural Medicines database, which grades evidence from “Effective” down to “Insufficient Reliable Evidence To Rate”. A rating below the top of that scale means researchers have looked at it — not that it works, and never that it can stand in for a prescribed medicine. Do not stop or replace Duloxetine on your own; if you are taking Trigger Point Therapy for the same health topic, tell your prescriber, especially if the medicine is being adjusted to a target.

From our Q&A

Questions About Trigger Point Therapy or Duloxetine

These are real questions from readers, answered by the pharmacists at HelloPharmacist — written by a person, not generated from a database. Each one covers Trigger Point Therapy or Duloxetine, not necessarily both, but if one is close to what you were about to ask it will usually go further than a database entry can:

Not quite your question? Ask our pharmacists directly — it is free, there is no account required, and answers usually come back within 24 hours.

Everything else you take

See Every Supplement That Interacts With Duloxetine

This page covers Trigger Point Therapy only. If you take other supplements — a multivitamin, a sleep aid, something for joints — the Duloxetine page lists 132 supplements it has a documented interaction with, worst first, each one explained.

The most serious there right now: Activated Charcoal (major), Beer (major), Lithium (major), Siberian Cocklebur (major) and Wine (major).

By severity: 5 major · 107 moderate · 20 minor.

Open the Duloxetine interaction page

How much people look this up

Where Trigger Point Therapy and Duloxetine Sit Against Everything Else

Out of every supplement and medication people look up on HelloPharmacist, here is where these two land this week — and which way each has been moving.

Supplement Trigger Point Therapy
Steady interest

#1,113 of 1,452 supplements looked up here in the last 7 days

29 days ago today
Medication Duloxetine
Top 5%

#47 of 2,830 medications looked up here in the last 7 days

29 days ago today

Position among everything looked up on this site, not a measure of how commonly either one is used or how important it is. A supplement can climb this list because of a news story. It counts every request to the page, automated ones included, and nothing here identifies anyone.

Where does our data come from?
  • Source: the Natural Medicines (TRC Healthcare) clinical database — the evidence-graded professional reference for herb & supplement interactions.
  • Citation library: 103,510 references behind our interaction content, 65,311 of them resolved to verified PubMed/DOI sources. See every Trigger Point Therapy reference on this page ↓
  • Freshness: we automatically re-check this combination every week — this pair was last verified September 13, 2026. The Trigger Point Therapy and Duloxetine records this page draws on were last updated July 10, 2026.
  • What “no known interaction” means: no documented interaction in the sources above — not a guarantee of safety. Supplements are studied far less than prescription drugs, so we say exactly what the evidence supports, and nothing more.
Data structure & sourcing designed and verified by .
Treatment approach

About Trigger Point Therapy

What is Trigger Point Therapy?

  • Muscle knots and tightness
  • Neck and back pain
  • Tension headaches
  • Myofascial pain
  • Limited range of motion
  • Sports recovery

Trigger Point Therapy is a hands-on (manual) treatment, not a supplement or herb. It targets tight, tender spots in muscles ('trigger points') with pressure or needling to ease pain and stiffness. Some people find real relief, but the research is mixed, so it is best used alongside other care and guided by a qualified provider.

Not applicable (manual therapy technique) · Manual pressure, massage, dry needling, self-massage with tools (foam rollers, massage balls)

An interaction check asks whether these two react with each other — it does not ask whether Trigger Point Therapy is a good idea for someone in your situation. Here is what our Trigger Point Therapy record says about it on its own.

Trigger Point Therapy: dosing

Because Trigger Point Therapy is a hands-on treatment and not a supplement, there is no standardized 'dose.' The number and length of sessions vary based on your condition, your provider's approach, and how you respond.Many providers start with one or two sessions per week and adjust from there.

From our Trigger Point Therapy monograph — the full record covers uses, side effects and every documented interaction.

Read the full Trigger Point Therapy monograph & all interactions
Medication

About Duloxetine

What Is Duloxetine Used For?

Brand names: Cymbalta, Drizalma Sprinkle, Irenka

Duloxetine delayed-release capsules treat major depressive disorder (MDD) and generalized anxiety disorder (GAD) in adults. They also manage diabetic peripheral neuropathic pain (nerve pain from diabetes), fibromyalgia, and chronic musculoskeletal pain (such as chronic low back pain and pain from osteoarthritis) in adults.

GAD is also approved in pediatric patients 7 years and older for Cymbalta, Drizalma Sprinkle, and certain duloxetine delayed-release capsule products. Fibromyalgia is approved in patients 13 years and older for Cymbalta and some duloxetine delayed-release capsule products. Age-specific approvals vary by product — follow your prescriber's guidance on which product is right for your age group.

See full Duloxetine drug information
Keep checking

Other Drugs & Trigger Point Therapy

Browse every other medication we’ve checked against Trigger Point Therapy — both the ones with a known interaction and the ones without. Select any drug for the full detail.

0Major
0Moderate
0Minor
2,829No known interaction
2,829 No interaction
No interaction 2,829 drugs checked — show the list

We also checked Trigger Point Therapy against these medications and found no known interaction in our sources. Open any page to confirm.

Showing the 60 most looked-up of 2,829 medications checked with no known interaction — see the full Trigger Point Therapy list.

See the full Trigger Point Therapy interactions page
See every supplement checked against Duloxetine, ranked by severity
Evidence & sources

Trigger Point Therapy References

The 44 references that drive our Trigger Point Therapy monograph and interaction data, from the evidence-graded Natural Medicines (TRC Healthcare) database. Citations with a link open the study on PubMed or the publisher’s site.

  1. Hesse, J., Mogelvang, B., and Simonsen, H. Acupuncture versus metoprolol in migraine prophylaxis: a randomized trial of trigger point inactivation. J Intern Med 1994;235(5):451-456. PubMed
  2. Kovacs, F. M., Abraira, V., Pozo, F., Kleinbaum, D. G., Beltran, J., Mateo, I., Perez, de Ayala, Pena, A., Zea, A., Gonzalez-Lanza, M., and Morillas, L. Local and remote sustained trigger point therapy for exacerbations of chronic low back pain. A randomi DOI
  3. Garvey, T. A., Marks, M. R., and Wiesel, S. W. A prospective, randomized, double-blind evaluation of trigger-point injection therapy for low-back pain. Spine (Phila Pa 1976) 1989;14(9):962-964. PubMed
  4. Itoh, K., Katsumi, Y., and Kitakoji, H. Trigger point acupuncture treatment of chronic low back pain in elderly patients--a blinded RCT. Acupunct Med 2004;22(4):170-177. PubMed
  5. Iguchi, M., Katoh, Y., Koike, H., Hayashi, T., and Nakamura, M. Randomized trial of trigger point injection for renal colic. Int J Urol 2002;9(9):475-479. PubMed
  6. Nazareno, J., Ponich, T., and Gregor, J. Long-term follow-up of trigger point injections for abdominal wall pain. Can J Gastroenterol 2005;19(9):561-565. PubMed
  7. Ferrante, F. M., Bearn, L., Rothrock, R., and King, L. Evidence against trigger point injection technique for the treatment of cervicothoracic myofascial pain with botulinum toxin type A. Anesthesiology 2005;103(2):377-383. PubMed
  8. Iwama, H., Ohmori, S., Kaneko, T., and Watanabe, K. Water-diluted local anesthetic for trigger-point injection in chronic myofascial pain syndrome: evaluation of types of local anesthetic and concentrations in water. Reg Anesth Pain Med 2001;26(4):333-336 DOI
  9. Hameroff, S. R., Crago, B. R., Blitt, C. D., Womble, J., and Kanel, J. Comparison of bupivacaine, etidocaine, and saline for trigger-point therapy. Anesth Analg 1981;60(10):752-755. DOI
  10. Kamanli, A., Kaya, A., Ardicoglu, O., Ozgocmen, S., Zengin, F. O., and Bayik, Y. Comparison of lidocaine injection, botulinum toxin injection, and dry needling to trigger points in myofascial pain syndrome. Rheumatol Int 2005;25(8):604-611. PubMed
  11. Shafer, N. Pneumothorax following "trigger point" injection. JAMA 1970;213(7):1193. DOI
  12. Nelson, L. S. and Hoffman, R. S. Intrathecal injection: unusual complication of trigger-point injection therapy. Ann Emerg Med 1998;32(4):506-508. PubMed
  13. Edwards, J. and Knowles, N. Superficial dry needling and active stretching in the treatment of myofascial pain--a randomised controlled trial. Acupunct Med 2003;21(3):80-86. PubMed
  14. Sánchez-Romero EA, Pecos-Martín D, Calvo-Lobo C, Ochoa-Sáez V, Burgos-Caballero V, Fernández-Carnero J. Effects of dry needling in an exercise program for older adults with knee osteoarthritis: A pilot clinical trial. Medicine
  15. Brennan KL, Allen BC, Maldonado YM. Dry needling versus cortisone injection in the treatment of greater trochanteric pain syndrome: A noninferiority randomized clinical trial. J Orthop Sports Phys Ther. 2017;47(4):232-239. PubMed

Medication overviews come from MedlinePlus (NIH); supplement label data from the NIH Dietary Supplement Label Database. Content is written and reviewed by licensed HelloPharmacist pharmacists — see our data sources and editorial standards.

Pharmacist Counseling Corner

Having Trigger Point Therapy While Taking Duloxetine: Common Questions

Is it safe to have Trigger Point Therapy while taking Duloxetine?
We do not list a known interaction between Trigger Point Therapy and Duloxetine. That does not guarantee the combination is risk-free, so confirm with your pharmacist or doctor — especially if you take other medications or have a health condition.
Do Trigger Point Therapy and Duloxetine have any of the same side effects?
Yes — our sources link each of them separately to 3 of the same effects. That is not an interaction: neither changes how your body handles the other. It does mean that if one of those effects turns up, it can be harder to tell which one is behind it. They are listed on this page with the source behind each.
Are Trigger Point Therapy and Duloxetine used for the same thing?
They overlap in purpose, which usually means the real question is whether you need both rather than whether they are safe together. This page lists the shared uses and how strong the evidence is for Trigger Point Therapy in each. That is a conversation for your prescriber, especially if Duloxetine is being adjusted to a target.
Does Duloxetine interact with any supplements?
Yes. Duloxetine has documented interactions with 132 supplements in our database — Trigger Point Therapy is not one of them. The Duloxetine interaction page linked on this page lists every one, ranked by severity.

Written and reviewed by the HelloPharmacist editorial staff. Our editorial policy

Where next

Keep Exploring

Trigger Point Therapy monograph Uses, safety profile, and every drug interaction in one place Duloxetine drug information The full plain-English guide to this medication Duloxetine supplement interactions Every supplement checked against Duloxetine, ranked by severity Supplement interaction checker Check any supplement or product against your medications Browse medications A–Z Every drug we’ve checked against herbs & supplements References The 44 citations behind this page Ask a pharmacist Free, personal answer from our licensed team

Still Have a Question About Duloxetine and Trigger Point Therapy?

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This information is for education only and is not a substitute for professional medical advice. Always check with your pharmacist or doctor before starting, stopping, or combining supplements and medications.