Medications

US company withdraws ALS drug after it fails in trial

Amylyx Pharmaceuticals announced Thursday it was withdrawing its approved treatment against the deadly neurodegenerative disease ALS after clinical data found no evidence the drug worked.

Diseases, Conditions, Syndromes

What to know about malaria

Malaria is caused by a single-celled parasite of the genus Plasmodium. The parasite is transmitted to humans most commonly through mosquito bites. The malaria parasites enter the bloodstream and travel to the liver. When ...

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