Weboct 8, 2023 · you can donate plasma every 28 days, no more than 13 times in a year. Webfeb 26, 2024 · taking certain medications may exclude you from donating blood, platelets or plasma. Be sure to list all medications that you take before giving blood. Webalthough methadone is an effective treatment for opioid use disorder, its initiation requires prescribing at a subtherapeutic dose with subsequent titration to a therapeutic dose over. Webapr 26, 2024 · to donate plasma, you need to be at least 18 years of age, weigh at least 110 lbs. , and be in good health. Your health will be assessed at your medical screening.