Summary. Drowsiness is found among people who take Tramadol, especially for people who are female, 60+ old , have been taking the drug for 1 month, also take medication Lyrica, and have Depression. It could lead to severe drowsiness, slow breathing, cold skin, slow heart rate, or a worse condition like a coma. It can be fatal for children or adults alike to consume without medical advice. It can be fatal for children or adults alike to consume without medical advice. sleepiness or unusual drowsiness sore throat stomach pain stuffy nose tiredness trouble concentrating unusual feeling of excitement weakness Less common. Abnormal dreams appetite decreased back pain bladder pain blistering, crusting, irritation, itching, or reddening of the skin bloody or cloudy urine body aches or pain change in hearing clamminess cough producing mucus cracked, dry, or scaly. Applies to tramadol: oral capsule extended release, oral tablet, oral tablet disintegrating, oral tablet extended release General The most common adverse reactions include nausea, constipation, dry mouth, somnolence, dizziness, and vomiting. Other consumer side effects and adverse effects of tramadol SIDE EFFECTS: Nausea, vomiting, constipation, lightheadedness , dizziness, drowsiness, or headache may occur. Some of these side effects may decrease after you have been using this medication for a while. Side Effects. See also Warning section. Nausea, vomiting, constipation, sweating, trouble sleeping, dry mouth, fatigue, lightheadedness, dizziness, drowsiness, or. Does tramadol cause drowsiness?. What causes itchiness after taking tramadol? How does Tramadol compare to Vicodin? Can you get high off of Tramadol? How can tramadol cause constipation? Are tramadol and heroin similar? How is Tramadol used to treat anxiety? How does Tramadol compare to Ibuprofen, Acetaminophen, and Napronex? Does Delsym cause drowsiness? Does acetaminophen cause drowsiness. Tramadol is a narcotic-like pain reliever used to treat moderate to severe pain. Fatal side effects can occur if you use this medicine with alcohol, or with other drugs that cause drowsiness or slow your breathing. Includes side effects, dosage guidelines, interactions and warnings.