Drug & supplement interaction

Reflexology + Phenylephrine

Phenylephrine brand names: Gilchew, AH Chew D, Gilchew IR, Sudafed PE, Biorphen.

No Known Interaction
Medically reviewed by · Updated July 2026 · Pair last verified Oct 4, 2026
The bottom line No known interaction

We found no known interaction between Reflexology and Phenylephrine 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

Reflexology and Phenylephrine

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 Phenylephrine and Reflexology in our sources. This does not guarantee that the combination is completely free of risk — research on Reflexology alongside specific medications may be limited.

Worth understanding: our licensed dataset holds no drug-interaction record for Reflexology at all — not against Phenylephrine, 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.

Reflexology 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.

Reflexology safety at a glance

Reflexology overall Use caution Generally low-risk for most people, but it is not a substitute for medical care.
Pregnancy Possibly Safe When used appropriately. Reflexology has been used during pregnancy with apparent safety. Read the full pregnancy detail
Breastfeeding Possibly Safe When used appropriately. Reflexology has been used with apparent safety in lactating women. Read the full breastfeeding detail

Pregnancy & breastfeeding ratings are from Natural Medicines (Therapeutic Research Center) — the full detail is in the Special populations card below. Safety guidance is general; always confirm with your pharmacist or doctor for your situation.

Still wondering about combining Phenylephrine and Reflexology? Ask Dr. Brian Staiger, PharmD, BCPS directly ›
What to actually watch for

No Interaction Found — But Data Suggests Reflexology and Phenylephrine May Share a Side Effect

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 Reflexology 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.

  • Nausea reported in 7.6% of FDA reports for Phenylephrine Additional detail

    Reflexology

    “Some practitioners of reflexology indicate that some patients, following a treatment session, can experience symptoms of malaise, fatigue, nausea, or flu-like symptoms. Reflexology is believed to stimulate the body to eliminate metabolic "toxins." These potential side effects are believed to be due to this process; however, there is no reliable scientific evidence to support this belief.”

    Reflexology · Natural Medicines adverse-effect record, reported in fatigue.

    1 source cited
    1. 15827. Blunt E. Foot reflexology. Holist Nurs Pract 2006;20:257-9.

    Phenylephrine

    Listed in the ADVERSE REACTIONS section of the FDA label for Phenylephrine, and in voluntary FDA adverse-event reports. Read the label on DailyMed ›

Reported for Reflexology but not commonly for Phenylephrine: tiredness.

Effects for Phenylephrine come from the ADVERSE REACTIONS section of its FDA label; effects for Reflexology come from the Natural Medicines adverse-effect record, quoted above. Where a percentage is shown, it is the share of 221,388 voluntary FDA FAERS reports for Phenylephrine that mention that effect — a reporting proportion, not an incidence rate and not evidence the drug caused it. Wording is matched across sources by our own clinical vocabulary, so treat this as a prompt to pay attention, not a diagnosis.

Special populations

Reflexology in Pregnancy & Breastfeeding

Pregnancy Possibly Safe

When used appropriately. Reflexology has been used during pregnancy with apparent safety.

Lactation Possibly Safe

When used appropriately. Reflexology has been used with apparent safety in lactating women.

DISCLAIMER: This tool is intended for informational purposes only, and should not be interpreted as specific medical advice. Patients should consult with a qualified healthcare provider before making decisions about therapies and/or health conditions.© 2026 Therapeutic Research Center

From our Q&A

Questions About Reflexology or Phenylephrine

These are real questions from readers, answered by the pharmacists at HelloPharmacist — written by a person, not generated from a database. Each one covers Reflexology or Phenylephrine, 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 Phenylephrine

This page covers Reflexology only. If you take other supplements — a multivitamin, a sleep aid, something for joints — the Phenylephrine page lists 81 supplements it has a documented interaction with, worst first, each one explained.

The most serious there right now: Activated Charcoal (major), Ephedra (major), Lithium (major), Peyote (major) and Rauvolfia Vomitoria (major).

By severity: 6 major · 60 moderate · 15 minor.

From our pharmacist’s overview on the Phenylephrine page

“If you take phenylephrine (Sudafed PE, Biorphen) for congestion, treat this list as one that needs real attention, since six of its 81 entries carry a major rating. Phenylephrine tightens blood vessels to clear your nose, and more than half of the interactions here come from stimulant ingredients, ephedra above all, that can push blood…”

Reviewed by 2 · Jul 18, 2026

Open the Phenylephrine interaction page

How much people look this up

Where Reflexology and Phenylephrine 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 Reflexology
Steady interest

#1,199 of 1,452 supplements looked up here in the last 7 days

29 days ago today
Medication Phenylephrine
Top 25%

#444 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 Reflexology reference on this page ↓
  • Freshness: we automatically re-check this combination every week — this pair was last verified October 4, 2026. The Reflexology and Phenylephrine records this page draws on were last updated July 11, 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 Reflexology

What is Reflexology?

  • Stress and relaxation
  • Anxiety
  • Pain relief
  • Sleep problems
  • Easing cancer-treatment symptoms
  • General well-being

Reflexology is a hands-on therapy where a practitioner applies pressure to specific points on the feet, hands, or ears, based on the idea that these points map to other parts of the body. Most people find it relaxing, and it appears generally safe, but solid evidence that it treats specific medical conditions is limited. It is best viewed as a complementary, relaxation-focused practice rather than a cure.

Not applicable (a hands-on therapy, not a plant or supplement) · In-person sessions with a trained reflexologist; foot, hand, or ear reflexology

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

Reflexology: dosing

There is no standardized "dose" for reflexology because it is a hands-on therapy, not something you take. Sessions commonly last around 30 to 60 minutes, and how often people go varies widely based on personal preference and budget.If you want to try it, look for a trained, reputable practitioner, share your health history, and start with an occasional session to see how you respond.

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

Read the full Reflexology monograph & all interactions
Medication

About Phenylephrine

What Is Phenylephrine Used For?

Brand names: Gilchew, AH Chew D, Gilchew IR, Sudafed PE, Biorphen

Phenylephrine is used in several different products, and each one has its own use.

Injection (IV): raises blood pressure in adults with clinically important hypotension (low blood pressure) caused mainly by widened blood vessels. Some injections are labeled for anesthesia only. Others are labeled for anesthesia and septic shock.

Eye drops: Phenylephrine Hydrochloride Ophthalmic Solution is used to dilate the pupil.

Nasal products: temporarily relieve nasal and sinus congestion from the common cold, hay fever or other upper respiratory allergies.

Rectal suppositories: relieve itching, burning and discomfort from hemorrhoids and temporarily shrink hemorrhoidal tissue.

Most-Reported Side Effects for Phenylephrine

From FAERS, the FDA’s public side-effect reporting system (221,388 reports, all brands). Reports are voluntary and are not proof the drug caused the effect.

Fatigue 20,609 reports
Headache 17,301 reports
Nausea 16,925 reports
Diarrhea 14,221 reports
Dyspnea 13,719 reports
See full Phenylephrine drug information
Keep checking

Other Drugs & Reflexology

Browse every other medication we’ve checked against Reflexology — 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 Reflexology 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 Reflexology list.

See the full Reflexology interactions page
See every supplement checked against Phenylephrine, ranked by severity
Evidence & sources

Reflexology References

The 75 references that drive our Reflexology 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. Blunt E. Foot reflexology. Holist Nurs Pract 2006;20:257-9.
  2. Stephenson NL, Dalton JA. Using reflexology for pain management. A review. J Holist Nurs 2003;21:179-91. PubMed
  3. Stephenson N, Dalton JA, Carlson J. The effect of foot reflexology on pain in patients with metastatic cancer. Appl Nurs Res 2003;16:284-6. PubMed
  4. Tipping L, Mackereth PA. A concept analysis: the effect of reflexology on homeostasis to establish and maintain lactation. Complement Ther Nurs Midwifery 2000;6:189-98. PubMed
  5. Mak HL, Cheon WC, Wong T, et al. Randomized controlled trial of foot reflexology for patients with symptomatic idiopathic detrusor overactivity. Int Urogynecol J Pelvic Floor Dysfunct 2007;18:653-8. PubMed
  6. Wilkinson IS, Prigmore S, Rayner CF. A randomised-controlled trail examining the effects of reflexology of patients with chronic obstructive pulmonary disease (COPD). Complement Ther Clin Pract 2006;12:141-7. PubMed
  7. McNeill JA, Alderdice FA, McMurray F. A retrospective cohort study exploring the relationship between antenatal reflexology and intranatal outcomes. Complement Ther Clin Pract 2006;12:119-25. PubMed
  8. Tiran D, Chummun H. The physiological basis of reflexology and its use as a potential diagnostic tool. Complement Ther Clin Pract 2005;11:58-64. PubMed
  9. Siev-Ner I, Gamus D, Lerner-Geva L, Achiron A. Reflexology treatment relieves symptoms of multiple sclerosis: a randomized controlled study. Mult Scler 2003;9:356-61.
  10. Mollart L. Single-blind trial addressing the differential effects of two reflexology techniques versus rest, on ankle and foot oedema in late pregnancy. Complement Ther Nurs Midwifery 2003;9:203-8. PubMed
  11. Bishop E, McKinnon E, Weir E, Brown DW. Reflexology in the management of encopresis and chronic constipation. Paediatr Nurs 2003;15:20-1. DOI
  12. Ross CS, Hamilton J, Macrae G, et al. A pilot study to evaluate the effect of reflexology on mood and symptom rating of advanced cancer patients. Palliat Med 2002;16:544-5. PubMed
  13. Williamson J, White A, Hart A, Ernst E. Randomised controlled trial of reflexology for menopausal symptoms. BJOG 2002;109:1050-5. PubMed
  14. Tovey P. A single-blind trial of reflexology for irritable bowel syndrome. Br J Gen Pract 2002;52:19-23.
  15. Oleson T, Flocco W. Randomized controlled study of premenstrual symptoms treated with ear, hand, and foot reflexology. Obstet Gynecol 1993;82(6):906-11.

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 Reflexology While Taking Phenylephrine: Common Questions

Is it safe to have Reflexology while taking Phenylephrine?
We do not list a known interaction between Reflexology and Phenylephrine. 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 Reflexology and Phenylephrine have any of the same side effects?
Yes — our sources link each of them separately to one 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.
Does Phenylephrine interact with any supplements?
Yes. Phenylephrine has documented interactions with 81 supplements in our database — Reflexology is not one of them. The Phenylephrine 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

Reflexology monograph Uses, safety profile, and every drug interaction in one place Phenylephrine drug information The full plain-English guide to this medication Phenylephrine supplement interactions Every supplement checked against Phenylephrine, 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 75 citations behind this page Ask a pharmacist Free, personal answer from our licensed team

Still Have a Question About Phenylephrine and Reflexology?

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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.