Symbol 0434A from ISO 7000 - Title/Meaning: Caution Function/description: To indicate that caution is necessary when operating the device or control close to where the symbol is placed. To indicate that the current situation needs operator awareness or operator action in order to avoid undesirable consequences. On the health app quality label: to indicate that the health app requires approval from a health professional for use.
Additional information: 
In case of application as a warning sign the rules according to ISO 3864-1 shall be adhered to. See safety sign ISO 7010-W001 ""General warning sign"".
Own work using: iso.org/obp/graphics/grs/4dc1e8c0-1414-4544-b12d-f8b74d54c4fe 200.png
Vectorization:  Mrmw