medico-, medic-, medi-, med-

(Latin: heal, cure, remedy; physician, doctor; practice of medicine, give medicine to)

premedicant (s) (noun), premedicants (pl)
A drug used for before an anaesthetic is performed: Because Jane was so nervous prior to her operation, she was given a premedicant to induce sedation. and to calm and quiet her down.
Quotes: Medicine, Medical
Keeping patients involved while nature cures their illnesses: medical quotes.
regenerative medicine (s) (noun), regenerative medicines (pl)
Medical therapies that will enable the body to repair, replace, restore, and regenerate damaged or diseased cells, tissues and organs: The purpose of regenerative medicine is to extend healthy lives and to improve the quality of life by supporting and activating the body’s natural healing.

Regenerative medicine also involves the process of creating living and functional tissues or organ functions that have been lost as a result of age, disease, damage, or congenital defects.

remediable (adjective), more remediable, most remediable
Capable of being fixed or cured: The issue with the terrible road conditions with potholes was remediable, and they were repaired the following week.

Little Jennifer was stung with some nettles, but it was remediable because she used some calamine lotion to relieve the symptoms.

remedial
Curative, acting as a remedy.
remedy
1. Anything that cures, palliates (relieves), or prevents disease.
2. Something; such as, medicine or therapy, that relieves pain, cures a disease, or corrects a physical disorder.
3. Something that corrects an evil, a fault, or an error.
4. In law, a legal order preventing or redressing a wrong or enforcing a right.
5. Etymology: from Anglo-French remedie, Old French remede; from Latin remedium, "a cure, a remedy, a medicine"; from re-, "again" + mederi, "to heal".
Temporis ars medicina fere est. (Latin proverb)
Translation: "Time usually is the best means of healing."

Another version is, "Time is a great healer." This expression comes from Ovid's Remedia Amoris.

Vis medicatrix naturae (Latin phrase)
The restorative, healing power of nature.