“…Phonophoresis has been reported to have been used with topical application of steroids, salicylate, anesthetic agents, methly nicotinate, NSAID, amphotericin B etc 6,7) . It is one of the many modalities for the treatment of musculoskeletal disorders such as tendinitis, tenosinovitis, temporomandibular disorders, epicondilitis and knee osteoarthritis [8][9][10] . In the literature, there are reports on the effect of phonophoresis with different types of ultrasound, either pulsed or continuous, on drug delivery into underlying tissues 6,11) .…”