The invention relates to the use of saccharide, such as lactose for the preparation of a medicament for the treatment and/or prophylaxis of one or more symptoms caused by bacterial vaginosis, wherein the medicament comprises at least 20 percent by weight of saccharide, and wherein the medicament is substantially free from bacteria. Furthermore, the invention relates to a method for treating one or more symptoms associated with bacterial vaginosis, as well as a pharmaceutical composition comprising the saccharide.