$BKLLF / $CODE While hydroxychloroquine is the subject of various early studies of its effectiveness against the Covid-19, its present on-label uses as a treatment against malaria, lupus and rheumatoid arthritis provides a ready market for this proposed new delivery system. This new delivery method can eliminate or reduce a number of the common side effects of this treatment, including nausea, vomiting, loss of appetite, diarrhea, dizziness, or headache by providing a controlled constant delivery.