preparation for scientifically concentrated traditional chinese medicines including extraction separation concentration and dryness as disclosed in sun tien medical journal 4 and 5 2005 the extract powders of each herb were obtained and used on dogs like bulldogs beijing dogs or shih tzu dogs due to their particular anatomical structures these dog breeds have snoring syndromes like humans and thus they are used as subjects of experiments first four pharmaceutical compositions provided in the present invention are concentrated powder capsules only containing an extract of an uncaria rhynchophylla herb concentrated powder capsules containing the composition a shown in table 1 concentrated powder capsules containing the composition a u2032 shown in table 2 and concentrated powder capsules containing the composition b shown in table 3 respectively dogs having symptoms of snoring were selected and administered with concentrated powder capsules only containing an extract of an uncaria rhynchophylla herb examples 1 5 concentrated powder capsules containing the composition a examples 6 9 concentrated powder capsules containing the composition a u2032 examples 10 and 11 and concentrated powder capsules containing the composition b examples 12 17 respectively the administered dose is based on body weight of the dogs e g 1 2 g per 5 kg body weight per day the results show great efficacy of inhibiting snoring as shown in table 4 the dogs in examples 1 5 showed that snoring sounds diminished after 3.