Phosphodiesterase inhibitors vs placeboAdverse events · primary Raynaud's phenomenon1 finding from 1 reviewVasodilators for primary Raynaud's phenomenon 2021 · Cochrane Headline outcomes onlyno estimate extracted3 studies · 138 participantsGRADE not reported
Phosphodiesterase inhibitors vs placeboRCS · primary Raynaud's phenomenon1 finding from 1 reviewVasodilators for primary Raynaud's phenomenon 2021 · Cochrane Headline outcomes onlyno estimate extracted2 studies · 79 participantsLow