Side Effects of Oral Minoxidil
On the contrary, there are many serious side effects on minoxidil tablets.
Intake of oral minoxidil is not safe.
The side effects include pericardial effusion (fluid accumulation around the heart), cardiac tamponade, heart failure, heart attack, fast heart beats, arrhythmia, rapid weight gain, swelling of the face and legs, kidney dysfunction, focal necrosis of cardiac papillary muscle, nausea, vomiting, etc.
Many of these are cardiac diseases.
Some of the side effects are related renal sodium retention.
Activation of the adrenergic function results in tachycardia, increase in cardiac output, and increase in myocardial oxygen demand. These may trigger off angina pectoris and myocardial infarction in some patients.
Hypertrichosis on the face and extremities is prominently observed in about 70% of patients with oral minoxidil treatment.
Electrocardiographic changes are also commonly observed which include flat T wave and T wave inversion.
Regular examinations of electrocardiography, echocardiography, and chest X ray are required for the precise diagnosis of cardiac disorders.
Above mentioned cardiac diseases can only be detected when you get a close examination by a cardiologist.