However, there are four types of decisions FDA may issue: Approval order Approvable letter Not approvable letter Order denying approval Whats important to know here is that an approvable letter is not an approval
doi: 10.1016/j.arr.2020.101036 16 MargaritelisNVPaschalisVTheodorouAAKyparosANikolaidisMG
doi:10.1021/acsinfecdis.0c00288 Ghezzi P, Lemley KV, Andrus JP, De Rosa SC, Holmgren A, Jones D, Jahoor F, Kopke R, Cotgreave I, Bottiglieri T, Kaplowitz N, Nakamura H, Staal F, Ela SW, Atkuri KR, Tirouvanziam R, Heydari K, Sahaf B, Zolopa A, Frye RE, Mantovani JJ, Herzenberg LA, Herzenberg LA
In such cases, supplementation is very useful, but you should talk to your doctor about how it will work for your case