What to take for morning sickness in general?

Few things. The following can be tried without a prescription: unisom vitamin b6 25 mg three times daily ginger capsules.
Ginger. A simple way to reduce nausea is with ginger. You can drink slightly flattened ginger ale or nibble on crystallized ginger. Or pour boiling water over freshly sliced organic ginger & steep x 5 min in a covered pot. Sip. Aromatherapy: sweet orange (citrus sinensis), peitigrain (citrus reticulata), mandarin (citrus reticulata) are different citrus scents that can decrease nausea.