II. Background
- TENS Units are available as of 2014 in U.S. without a prescription
III. Mechanism
- Electrical current stimulates a nerve Action Potential
- Results in Muscle Contraction or altered Sensation
IV. Indications
-
General electrical stimulation
- Tissue and Wound Healing
- Localized inflammation
- Electrical Muscle Stimulation
- Relief of Muscle spasm or Muscle Strengthening (via isometric contraction)
- Transcutanous electrical nerve stimulation (TENS Unit)
- Localized neuropathic pain
V. Contraindications
- Cardiac Arrhythmia or Pacemaker
- Thrombophlebitis
- Avoid over the Abdomen and Pelvis in pregnancy
- Avoid at sites where local Sensation is diminished
- Seizure Disorder
VI. Precautions
- Apply to clean, dry, intact skin only
- Do not apply over Topical Medications or patches
- Start at low power and increase dose gradually
VII. References
- (2015) Presc Lett 22(2): 9-10
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| tens (on 10/19/2022 at Medicaid.Gov Survey of pharmacy drug pricing) | ||
| TENSION HEADACHE CAPLET | Generic OTC | $0.08 each |