Calendula tea has been used for fevers and conjunctivitis and for its antispasmodic effects.
Calendula ointment or cream is used externally for wound healing, for skin irritations and for acne [especially calendula soap] It may prevent nasty scars.
Side Effects and contraindications
None are known.
Safe in pregnancy and so of course during breastfeeding.
Calendula is also used in homoeopathy.
In high potency [ D 30 or so] it may dramatically help in the healing of wound infections [Morrison]