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MSD Manuals

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Dec 9, 2025
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How does bacopa interact with other supplements or medications affecting cognition?

Bacopa monnieri can alter drug metabolism via inhibition of several cytochrome P450 enzymes (notably CYP3A4, CYP2C9 and CYP2C19) and may therefore raise or lower blood levels of drugs processed by tho...

Nov 22, 2025

What are the first physical signs of sexual maturity in boys and girls?

The first physical signs of sexual maturity differ by sex: in most girls the earliest visible sign is breast budding (thelarche), often followed quickly by a growth spurt; in boys the first clear sign...