It is a cream for skin use with analgesic, anti-inflammatory action and that when used on the skin redness and produces a feeling of heat in the application area (rubellative action).
It is indicated for the symptomatic local relief of muscle and joint pains such as: lumbago, torticollis, small sports and over-stress injuries such as mild sprains, bruises, mild twists and muscle cramps.
You should see a doctor if it gets worse or if it does not improve after 7 days of treatment.