It knocked me out for about 3 hours today. I\’ve never experienced such drowsiness from a medication before. I\’ve felt like I was sinking into my … Common side effects · constipation or diarrhoea · dizziness · feeling sleepy or tired · bloating and stomach pain · headaches · feeling sick (nausea) or being sick ( … It may cause sleepiness, skin reactions or other side effects. Naproxen may be unsafe for people with certain medical conditions. Talk to your provider to … Dr. Philip Miller answered … NO: this is not a usual side effect of naproxyn. Dr Rhoads and another doctor agreed. Even if taken at bedtime, it may cause some people to feel drowsy or less alert on arising. Make sure you know how you react to this medicine … Even if taken at bedtime, it may cause some people to feel drowsy or less alert on arising. Make sure you know how you react to this medicine … Naproxen does not affect your mood in any way. It can make you feel sleepy or drowsy thereby making you feel a bit depressed. 10. Does Naproxen Raise Blood … Naproxen Tablets may make you tired, drowsy, dizzy, have problems with your eyesight and balance, depressed or have difficulty sleeping. Talk to your doctor … Naproxen side effects at a glance · Heartburn · Nausea · Stomach pain · Constipation · Headache · Dizziness · Drowsiness · Itching. Naproxen comes with a risk of several side effects, including confusion, tiredness, and lethargy. For this reason, you should avoid driving when you first go on … Dr. Philip Miller answered … NO: this is not a usual side effect of naproxyn. Dr Rhoads and another doctor agreed. Naproxen does not affect your mood in any way. It can make you feel sleepy or drowsy thereby making you feel a bit depressed. 10. Does Naproxen Raise Blood … Common Naproxen side effects include gastric problems, dizziness, headaches, tiredness, confusion, blurred vision, and itchy skin. Tiredness and drowsiness is actually a common side affect of naproxen as it can affect your synapses in your brain, and many non-steroidals can … Even if taken at bedtime, it may cause some people to feel drowsy or less alert on arising. Make sure you know how you react to this medicine … Yes, Naproxen can cause drowsiness in some people. Avoid driving or operating heavy machinery until you know how it affects you. Can Naproxen Be … Significant naproxen overdosage may be characterized by lethargy, dizziness, drowsiness, epigastric pain, abdominal discomfort, heartburn, indigestion …