Table 4: Comparison among topical modalities for erythema levels (Grer et al., scale).

Days Group Mean Mean Difference
& Std. Deviation
P value
Erythema Level Day 1 5% Amlexanox 2.40
0.1%Triamcinolone acetonide 2.50 0.10±0.23 1.000
20% Benzocaine gel 2.30 0.10±0.30 1.000
100 mg Doxycycline hyclate 2.40 0.00±0.23 1.000
Placebo 2.20 0.20±0.29 .998
Erythema Level Day 4 5% Amlexanox 1.60
0.1%Triamcinolone acetonide0 1.60 0.00±0.54 1.000
20% Benzocaine gel 1.70 0.10±0.47 1.000
100 mg Doxycycline hyclate 1.50 0.10±0.52 1.000
Placebo 2.20 0.60±0.44 .841
Erythema Level Day 8 5% Amlexanox .50
0.1%Triamcinolone acetonide .00 0.50±0.22 .336
20% Benzocaine gel .10 0.40±0.24 .666
100 mg Doxycycline hyclate .60 0.10±0.37 1.000
Placebo .70 0.20±0.34 .999
Erythema Level Day 10 5% Amlexanox .00
0.1%Triamcinolone acetonide .00 0.00±0.00 .000*
20% Benzocaine gel .00 0.00±0.00 .000*
100 mg Doxycycline hyclate .40 0.40±0.26 .748
Placebo .60 0.60±0.26 .330

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