Transcutaneous Electrical Acustimulation + Phenylephrine
Phenylephrine brand names: Gilchew, AH Chew D, Gilchew IR, Sudafed PE, Biorphen.
We found no known interaction between Transcutaneous Electrical Acustimulation 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.
Transcutaneous Electrical Acustimulation 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 Transcutaneous Electrical Acustimulation in our sources. This does not guarantee that the combination is completely free of risk — research on Transcutaneous Electrical Acustimulation alongside specific medications may be limited.
Worth understanding: our licensed dataset holds no drug-interaction record for Transcutaneous Electrical Acustimulation 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.
Transcutaneous Electrical Acustimulation 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.
Transcutaneous Electrical Acustimulation safety at a glance
Safety guidance is general; always confirm with your pharmacist or doctor for your situation.
Questions About Transcutaneous Electrical Acustimulation 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 Transcutaneous Electrical Acustimulation 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:
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Not quite your question? Ask our pharmacists directly — it is free, there is no account required, and answers usually come back within 24 hours.
See Every Supplement That Interacts With Phenylephrine
This page covers Transcutaneous Electrical Acustimulation 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
Where Transcutaneous Electrical Acustimulation 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.
#1,203 of 1,452 supplements looked up here in the last 7 days
#668 of 2,830 medications looked up here in the last 7 days
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 Transcutaneous Electrical Acustimulation reference on this page ↓
- Freshness: we automatically re-check this combination every week — this pair was last verified October 4, 2026. The Transcutaneous Electrical Acustimulation and Phenylephrine 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.
About Transcutaneous Electrical Acustimulation
What is Transcutaneous Electrical Acustimulation?
- Nausea and vomiting
- Indigestion and functional dyspepsia
- Constipation and bowel motility
- Pain relief
- Anxiety and stress
- Post-operative recovery support
Transcutaneous Electrical Acustimulation (TEA) is not a herb or supplement but a non-drug therapy that applies mild electrical pulses through skin pads placed over traditional acupuncture points. It is being studied mostly for nausea, digestive problems, and pain, but the evidence is still early and mixed. Talk to your doctor or pharmacist before trying it, especially if you have a pacemaker or other implanted device.
Not applicable (this is a device-based therapy, not a plant or supplement) · Skin-surface electrode pads connected to a small electrical stimulator unit
An interaction check asks whether these two react with each other — it does not ask whether Transcutaneous Electrical Acustimulation is a good idea for someone in your situation. Here is what our Transcutaneous Electrical Acustimulation record says about it on its own.
Transcutaneous Electrical Acustimulation: dosing
There is no single standard "dose" for TEA. Settings vary widely between studies and devices, including the placement of the pads, the strength of the electrical pulses, the frequency, and how long and how often it is used.If you have a TEA device, follow the manufacturer's instructions for pad placement, intensity, and session length. Do not turn the intensity up to a painful level.
From our Transcutaneous Electrical Acustimulation monograph — the full record covers uses, side effects and every documented interaction.
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.
Other Drugs & Transcutaneous Electrical Acustimulation
Browse every other medication we’ve checked against Transcutaneous Electrical Acustimulation — both the ones with a known interaction and the ones without. Select any drug for the full detail.
No drugs match “”.
No interaction 2,829 drugs checked — show the list
We also checked Transcutaneous Electrical Acustimulation against these medications and found no known interaction in our sources. Open any page to confirm.
- Apixaban ›
- Levothyroxine ›
- Amlodipine ›
- Methylphenidate ›
- Warfarin ›
- Ivermectin ›
- Abemaciclib ›
- Testosterone ›
- Losartan Potassium ›
- Sertraline ›
- Acetaminophen ›
- Rosuvastatin ›
- Aspirin ›
- Metoprolol ›
- Escitalopram ›
- Clopidogrel ›
- Atorvastatin ›
- Rivaroxaban ›
- Isotretinoin ›
- Tirzepatide ›
- Ibuprofen ›
- Warfarin Sodium ›
- Levothyroxine, Liothyronine ›
- Amlodipine Besylate ›
- Docusate ›
- Methamphetamine ›
- Amitriptyline ›
- Metformin ›
- Prednisone ›
- Lisdexamfetamine ›
- Semaglutide ›
- Tadalafil ›
- Hydroxyurea ›
- Valacyclovir ›
- Amphetamine ›
- Sumatriptan ›
- Propranolol ›
- Lisinopril ›
- Amoxicillin ›
- Methotrexate ›
- Bupropion ›
- Fluoxetine ›
- Azithromycin ›
- Doxycycline ›
- Pregabalin ›
- Acetaminophen, Aspirin, Caffeine ›
- Gabapentin ›
- Dextroamphetamine ›
- Lamotrigine ›
- Bendamustine ›
- Naproxen ›
- Quetiapine ›
- Clonazepam ›
- Acyclovir ›
- Buspirone ›
- Duloxetine ›
- Omeprazole ›
- Letrozole ›
- Citalopram ›
- Methylene Blue ›
Showing the 60 most looked-up of 2,829 medications checked with no known interaction — see the full Transcutaneous Electrical Acustimulation list.
Transcutaneous Electrical Acustimulation References
The 8 references that drive our Transcutaneous Electrical Acustimulation 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.
- Chen J, Tu Q, Miao S, Zhou Z, Hu S. Transcutaneous electrical acupoint stimulation for preventing postoperative nausea and vomiting after general anesthesia: A meta-analysis of randomized controlled trials. Int J Surg. 2020;73:57-64. PubMed
- Szmit M, Agrawal S, Gozdzik W, et al. Transcutaneous electrical acupoint stimulation reduces postoperative analgesic requirement in patients undergoing inguinal hernia repair: A randomized, placebo-controlled study. J Clin Med. 2021;10(1):146. PubMed
- Song Y, Xue X, Han H, et al. Efficacy of transcutaneous electrical acupoint stimulation combined with diazepam for acute alcohol withdrawal syndrome: A double-blind randomized sham-controlled trial. J Int Med Res. 2020;48(4):300060520910052. PubMed
- Ma D, Han JS, Diao QH, et al. Transcutaneous electrical acupoint stimulation for the treatment of withdrawal syndrome in heroin addicts. Pain Med 2015;16(5):839-48. PubMed
- Xie J, Chen LH, Ning ZY, et al. Effect of transcutaneous electrical acupoint stimulation combined with palonosetron on chemotherapy-induced nausea and vomiting: a single-blind, randomized, controlled trial. Chin J Cancer 2017;36(1):6. PubMed
- Kabalak AA, Akcay M, Akcay F, Gogus N. Transcutaneous electrical acupoint stimulation versus ondansetron in the prevention of postoperative vomiting following pediatric tonsillectomy. J Altern Complement Med 2005;11(3):407-13. DOI
- Xiong Q, Min S, Wei K, et al. Transcutaneous electrical acupoint stimulation combined with dexamethasone and tropisetron prevents postoperative nausea and vomiting in female patients undergoing laparoscopic sleeve gastrectomy: a prospective, randomized co
- Xuan JL, Zhu YW, Xu WH, Zhao H, Chen JDZ, Wu GJ, Gong L. Integrative effects of transcutaneous electrical acustimulation on abdominal pain, gastrointestinal motility, and inflammation in patients with early-stage acute pancreatitis. Neurogastroenterol Mot 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.
Having Transcutaneous Electrical Acustimulation While Taking Phenylephrine: Common Questions
Is it safe to have Transcutaneous Electrical Acustimulation while taking Phenylephrine?
Does Phenylephrine interact with any supplements?
Written and reviewed by the HelloPharmacist editorial staff. Our editorial policy
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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.