New article on minoxidil urges caution on long term use

https://www.ncbi.nlm.nih.gov/pmc/articles/PMC1386573/pdf/brjclinpharm00094-0143.pdf

The article suggests that minoxidil may have long-term cardiac effects.   It was written in 1988, suggesting that more recent updates are available. I haven’s had the time to delve into further research on this subject. 

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