It is recommended to take Roxidin 20mg Tablet DT with food to avoid experiencing an upset stomach The dosage and duration of the medication will vary depending on the purpose of its use and how effective it is in relieving symptoms Even if you begin to feel better it is important to continue taking the medication until your doctor advises you to stop Common side effects of this medication include mild vomiting stomach pain nausea headache and dizziness If any of these side effects persist or worsen it is important to inform your doctor Your doctor may be able to provide suggestions on how to prevent or alleviate these symptoms Before using Roxidin inform your doctor if you have a history of stomach ulcers heart disease high blood pressure or liver or kidney disease Additionally it is important to disclose all other medications you are taking to your doctor as they may interact with or be affected by this medication Pregnant and breastfeeding mothers should consult their doctors before using this medication