Hatton RC, Hendeles L. Why Is Oral Phenylephrine on the Market After Compelling Evidence of Its Ineffectiveness as a Decongestant?. Ann Pharmacother. March 2022, 56 (11): 1275–1278. PMID 35337187. S2CID 247712448. doi:10.1177/10600280221081526.
Phenylephrine Monograph for Professionals. Drugs.com. AHFS. 2 March 2022 [9 May 2022]. However, efficacy of oral phenylephrine for this use [as a decongestant] has been questioned.
Richards E, Lopez MJ, Maani CV. Phenylephrine. StatPearls. Treasure Island, Florida: StatPearls Publishing. 2023 [2023-04-27]. PMID 30521222.
Hatton RC, Hendeles L. Why Is Oral Phenylephrine on the Market After Compelling Evidence of Its Ineffectiveness as a Decongestant?. Ann Pharmacother. March 2022, 56 (11): 1275–1278. PMID 35337187. S2CID 247712448. doi:10.1177/10600280221081526.
Hatton RC, Hendeles L. Why Is Oral Phenylephrine on the Market After Compelling Evidence of Its Ineffectiveness as a Decongestant?. Ann Pharmacother. March 2022, 56 (11): 1275–1278. PMID 35337187. S2CID 247712448. doi:10.1177/10600280221081526.