Along with its needed effects, methocarbamol (the active ingredient contained in Robaxin) may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention. Short treatments at low doses will probably not cause side effects. Of course, everyone is a little different, so it's best to watch out for the side effects mentioned in the article just in case. Of course, everyone is a little different, so it's best to watch out for the side effects mentioned in the article just in case. robaxin in pregnancy, robaxin walgreens, robaxin aspirin allergy, robaxin sore throat, robaxin emc, robaxin online uk, does robaxin raise blood pressure, robaxin orange pill, keflex on dialysis doxycycline ssri Summary. Insomnia is found among people who take Robaxin, especially for people who are female, 50-59 old , have been taking the drug for 2 - 5 years, also take medication Neurontin, and have Pain. Robaxin does not directly relax tense skeletal muscles in man. Contraindications Robaxin is contraindicated in patients hypersensitive to methocarbamol or to any of the tablet components. robaxin, flex, insomnia, TCAs rhythm disturbances, cmpre ssri.so basically every time i take klonopin late in the day i tend to have insomnia. Does robaxin have the same sleep busting properties as klonopin. Robaxin (methocarbamol) is a muscle relaxant used together with rest and physical therapy to treat skeletal muscle conditions such as pain or injury. Is Robaxin helpful for Insomnia? can Robaxin cause Insomnia? Robaxin is mentioned in 198 posts about Insomnia. - Page 4 Rated Methocarbamol (Robaxin) for Muscle Spasm Report. Dulls lower back pain for about an hour and then it comes right back. I'm not sure why she took me off flexaril. Robaxin may cause drowsiness or dizziness and impair your thinking or reactions. Be careful if you drive or do anything that requires you to be alert. Drinking alcohol can increase these side effects.