Sudafed Side Effects

Sudafed (pseudoephedrine) is a decongestant commonly used to relieve nasal and sinus congestion, but it can cause side effects in some individuals^[1].

Common side effects of Sudafed include:

• Insomnia (difficulty sleeping)^[1]
• Headache^[1]
• Anxiety, nervousness, or restlessness^[1]
• Dry mouth^[1]
• Tremor or shakiness^[1]
• Nausea or feeling sick^[1]
• Dizziness^[9]
• Excitability^[5]

Less common but more serious side effects can include:

• Increased blood pressure (hypertension)^[1]
• Rapid heart rate or palpitations^[1]
• Confusion, agitation, or hallucinations^[1]
• Increased blood sugar (important for people with diabetes)^[1]
• Urinary retention (trouble urinating), especially in men with enlarged prostate^[5]
• Seizures (with overdose or misuse)^[5]
• Skin reactions^[5]

Most side effects are mild and often go away after you stop taking the medication. However, if you experience severe or life-threatening reactions such as chest pain, significant confusion, or allergic reactions, seek emergency medical attention immediately^[1].

References

• [1] The 9 Sudafed Side Effects You May Experience – GoodRx
• [5] Pseudoephedrine: Side Effects, Safety & Uses of Sudafed – American Addiction Centers
• [9] Pseudoephedrine (Sudafed, Zephrex-D, and others): Uses, Side Effects, Interactions, Pictures, Warnings & Dosing – WebMD