The present invention relates to a therapeutically active compound for the treatment of a medical condition, wherein the therapeutically active compound is administered in liquid formulation via the vagina by using an intravaginal ring. The present invention further relates to a therapeutically active compound selected from the group consisting of oxybutynin and other anti-muscarinic compounds, gonadotropin-releasing hormone (GnRH) and derivatives, both agonists and antagonists, nitroglycerin and other directly or indirectly acting cGMP enhancers, buprenorphine and other agonistic, antagonistic or partial (ant)agonistic opioids, nicotine and derivatives, lorazepam and other benzodiazepines, insulin and other blood glucose regulating compounds, FSH and other hormones for ovulation stimulation, pramipexol and other dopamine agonists, oxytocin and other hypothalamic peptides for the treatment of a medical condition, wherein the therapeutically active compound is administered in liquid formulation via the vagina by using an intravaginal ring.