Fioricet Side Effects

Along with its needed effects, a medicine may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention.

Check with your doctor immediately if any of the following side effects occur:

More common

1. Lightheadedness
2. shortness of breath

Incidence not known

1. Abdominal or stomach pain
2. black, tarry stools
3. bleeding gums
4. blistering, peeling, or loosening of the skin
5. blood in the urine or stools
6. blurred vision
7. change in the frequency of urination or amount of urine
8. chills
9. cough
10. diarrhea
11. difficulty with breathing
12. difficulty with swallowing
13. dizziness
14. drowsiness
15. dry mouth
16. fainting
17. fast, pounding, or irregular heartbeat or pulse
18. flushed or dry skin
19. fruit-like breath odor
20. hives, itching, or skin rash
21. increased hunger
22. increased thirst
23. increased urination
24. joint or muscle pain
25. loss of appetite
26. nausea or vomiting
27. pinpoint red spots on the skin
28. puffiness or swelling of the eyelids or around the eyes, face, lips, or tongue
29. red skin lesions, often with a purple center
30. red, irritated eyes
31. seizures
32. shakiness in the legs, arms, hands, or feet
33. sore throat
34. sores, ulcers, or white spots in the mouth or on the lips
35. sweating
36. swelling of the feet or lower legs
37. tightness in the chest
38. trembling or shaking of the hands or feet
39. troubled breathing
40. unexplained weight loss
41. unusual bleeding or bruising
42. unusual tiredness or weakness
43. weakness

Get emergency help immediately if any of the following symptoms of overdose occur:

Symptoms of overdose

1. Confusion as to time, place, or person
2. dark urine
3. difficult or painful urination
4. dizziness, faintness, or lightheadedness when getting up suddenly from a lying or sitting position
5. fever
6. general feeling of discomfort or illness
7. hallucinations
8. headache
9. holding false beliefs that cannot be changed by fact
10. increased sweating
11. irregular, fast or slow, or shallow breathing
12. light-colored stools
13. loss of appetite
14. pale or blue lips, fingernails, or skin
15. restlessness
16. sudden decrease in the amount of urine
17. sweating
18. trouble sleeping
19. unpleasant breath odor
20. unusual excitement, nervousness, or restlessness
21. vomiting of blood
22. yellow eyes or skin

Some side effects may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects. Check with your health care professional if any of the following side effects continue or are bothersome or if you have any questions about them:

More common

1. Relaxed and calm
2. sleepiness

Incidence not known

1. Anxiety
2. bloated
3. constipation
4. continuing ringing or buzzing or other unexplained noise in the ears
5. depression
6. earache
7. excess air or gas in the stomach or intestines
8. false or unusual sense of well-being
9. full feeling
10. hearing loss
11. heartburn
12. heavy eyelids
13. high energy
14. hot spells
15. hyperventilation
16. irritability
17. numbness
18. pain in the leg
19. passing gas
20. sluggishness
21. stuffy nose
22. tingling sensation

Other side effects not listed may also occur in some patients. If you notice any other effects, check with your healthcare professional.

Call your doctor for medical advice about side effects. You may report side effects to the FDA at 1-800-FDA-1088.