Sirona Feminine Pain Relief Patch For Period Pain and Menstrual Cramps :- Made in India, Sirona Pain Relief Patch are 100% herbal patches and are the must for women during those monthly troublesome days. Sirona Pain Relief Patch works on the simple formula, it relaxes the muscle and provides discrete, continuous, and non-messy relief from pain and muscle cramps. Sirona Pain Relief Patch is recommended in pain in the lower abdomen or lower back, and during cramps.