Poxet 30 mg tablets are taken orally with water, usually 1 to 3 hours before anticipated sexual activity. It is important to note that Poxet should only be used when needed and not more than once within a 24-hour period.As with any medication, Poxet may cause side effects. Common side effects include nausea, headache, dizziness, diarrhea, and insomnia. If you experience severe or persistent side effects, it is important to seek medical attention.