Aim of this study was to assess and compare the efficacy of a dentifrice containing 5% fluoro calcium phosphosilicate and dentifrice containing potassium nitrate on Dentinal Hypersensitivity (DH) compared to a placebo over a period of 6 weeks.

A total of 120 subjects were divided into 3 groups randomly. Group 1 was given the dentifrice containing 5% fluoro calcium phosphosilicate ,Group 2 was given the dentifrice containing potassium nitrate and group 3 was given placebo. Sensitivity scores (VAS score) were recorded at baseline, 2 weeks, 6 weeks.

Inclusion Criteria:

• The volunteers selected at baseline were in good general health and should have at least 20 natural permanent teeth and history of hypersensitivity to hot, cold, sour stimuli on at least two teeth with a VAS score of ≥4.

Exclusion Criteria:

• Patients with active cervical caries or deep abrasion requiring cervical filling, chipped teeth or fractured cusps, tender tooth in same quadrant as the hypersensitive teeth, Subjects using any type of desensitizing paste or desensitizing therapy for last 6 months, Pregnant/ lactating women or subjects with history of chronic use of anti-inflammatory and analgesic medications were excluded.