Oral minoxidil is effective for hair loss but can cause cardiovascular side effects, such as pericardial effusion, especially in those with genetic predispositions. Starting with low doses and monitoring cardiovascular health are advised to reduce risks.
Rosemary oil and peppermint oil may promote hair growth and increase cutaneous blood flow, showing promise as treatments for androgenetic alopecia. Minoxidil 2% is also used for treating hair loss.