OS X Yosemite and Later. 1  Click the Options button associated with the Keychain service item. 2  Use the Verification number field to change âthe security phone number. Remember the phone number must be associated with a phone that is SMS enabled.â Click the OK button.
Guaifenesin is the active ingredient in many cough medicines, such as Robitussin. It is safe to use in pregnancy. If a pregnant woman has a severe cough that doesn't respond to guaifenesin, her doctor can prescribe codeine and other narcotics.uaifenesin is the active ingredient in many cough medicines, such as Robitussin. It is safe to use in pregnancy. If a pregnant woman has a severe cough that doesn't respond to guaifenesin, her doctor can prescribe codeine and other narcotics.
Eucalyptus is antiviral, antibacterial and a good decongestant. Use eucalyptus essential oil in steam inhalations to relieve a stuffy nose or a sore throat, in a bath to relieve cold symptoms and in aromatherapy burners as a natural disinfectant during the flu season.Tea Tree Oil for Colds and Flus.se approximately six drops of essential oil for a bath, and if your skin is sensitive, blend it with a spoonful of base oil, such as sweet almond. Use 4-6 drops of oil in a steam inhalation. All these essential oils are suitable for most adults (although not for pregnant women) as natural cold remedies.