Can I Take Sudafed Before Scuba Diving?

## What is Sudafed?

Sudafed is a decongestant that is used to relieve nasal congestion and sinus pressure. It is available over-the-counter in both oral and nasal spray forms. The active ingredient in Sudafed is pseudoephedrine, which is a stimulant that can cause increased heart rate, blood pressure, and anxiety.

## Can I Take Sudafed Before Scuba Diving?

No, you should not take Sudafed before scuba diving. There are several reasons for this:

Increased heart rate and blood pressure: Sudafed can cause increased heart rate and blood pressure, which can lead to problems while scuba diving. Increased heart rate can increase your risk of decompression sickness, and increased blood pressure can increase your risk of a heart attack or stroke.
Dehydration: Sudafed is a diuretic, which means it can cause dehydration. Dehydration can lead to dizziness, fatigue, and impaired judgment, all of which can be dangerous while scuba diving.
Anxiety: Sudafed can cause anxiety, which can make it difficult to concentrate and make good decisions while scuba diving.

## What to Do if You Have Nasal Congestion Before Scuba Diving

If you have nasal congestion before scuba diving, there are a few things you can do to relieve it without taking Sudafed:

Use a nasal spray: There are several over-the-counter nasal sprays that can help to relieve nasal congestion. These sprays typically contain saline or other ingredients that can help to thin mucus and clear your sinuses.
Take a hot shower: Taking a hot shower can help to steam up your sinuses and relieve congestion.
Drink plenty of fluids: Drinking plenty of fluids can help to hydrate your body and thin mucus.
Get some exercise: Getting some exercise can help to open up your sinuses and relieve congestion.

## Conclusion

Sudafed is not safe to take before scuba diving. If you have nasal congestion before scuba diving, there are several other things you can do to relieve it without taking Sudafed.