Abrupt cessation of treatment after prolonged administration rarely may produce nausea, headache, and malaise. These are not indicative of addiction. DRUG INTERACTIONS. FLEXERIL may have life-threatening interactions with MAO inhibitors. (See CONTRAINDICATIONS.) FLEXERIL may enhance the effects of alcohol, barbiturates, and other CNS depressants.
In general, symptoms of botulism poisoning include the following: 1  Nausea. 2  Vomiting. 3  Fatigue. 4  Dizziness.5  Double vision. 6  Dry skin, mouth and throat. 7  Drooping eyelids. 8  Difficulty swallowing. 9  Slurred speech.ome people never fully recover. In general, symptoms of botulism poisoning include the following: 1  Nausea. 2  Vomiting. 3  Fatigue. 4  Dizziness. 5  Double vision.
Cherry-red discolouration of the skin and mucous membranes is an often-quoted sign of carbon monoxide (CO) poisoning.x1The dangers of carbon monoxide. N Engl J Med. 1995; 332: 894.