The most common side effect reported with oral Minoxidil tablets is additional hair growth on the face or body, not just the scalp. Other potential more common side effects may include a lowering of your blood pressure, increased swelling of the legs, and headaches. These side effects may be more pronounced when using higher strengths of oral Minoxidil as compared to the lower strengths. Please refer to the Safety Info tab on the product page to review the full safety information and potential side effects of this medication.