Glycine and Magnesium+Thiamine for the Treatment of Primary Ciliary Dyskinesia

Patients will receive for 6 months an oral supplement of 0.5 g/kg/day glycine, up to 25 g/day, divided in three daily intakes.

Patients will receive for 6 months an oral supplement of up to 400 mg/day, according to age, of elementary magnesium (formulated as magnesium citrate) plus up to 10 mg/day of thiamine (formulated as benfotiamine), divided in three daily intakes.

Patients will receive for 6 months placebo (sugar glass), in a similar daily amount as in experimental arms, and divided in three daily intakes.