You're pregnant or trying to conceive - the brand's own FAQ content states some longevity options aren't appropriate in that situation, and a clinician should be told so alternatives can be discussed
IDIF, Image-Derived Input Function
This has led to interest in its potential for neurological applications
Human clinical trials are smaller, shorter, and less rigorous than the pivotal trials that established finasteride and minoxidil
These include botany, morphology, microscopy, high-performance thin-layer chromatography (HPTLC), high-performance liquid chromatography (HPLC), liquid chromatography with mass spectrometry (LC-MS), inductively coupled plasma mass spectrometry (ICP-MS) for heavy metals testing, spectrophotometric methods (UV-Vis, FTIR), testing for microbial contamination, and other standard scientific methods
doi:10.1016/S0140-6736(08)60073-2