The phrase "and ineffective methods for" is correct and usable in written English.
It can be used when discussing approaches or techniques that do not yield successful results in a particular context.
Example: "The report highlighted the challenges faced by the team, including outdated technology and ineffective methods for achieving their goals."
Alternatives: "and unproductive strategies for" or "and counterproductive techniques for".
In current practice, because of limited sensitivity and ineffective methods of postoperative evaluation, the optimal treatment for cartilage lesions has not been established.
Restrictive dieting is usually not the best approach, as it can be an unhealthy and ineffective method of losing weight.
There are growing calls for a public inquiry into UK involvement in torture in the wake of 9/11, after the US Senate report into the mistreatment of detainees found the CIA used brutal and ineffective methods.
The whole author-agent-publisher convoy has become a woefully ineffective method for discovering and nurturing high-quality literature and new titles.
About a year after the beginning of the study, and after evaluating EDA as an ineffective method for pain treatment in this group of patients, the method for postoperative analgesia was shifted to ITA.
Merely requiring that bags be matched to passengers "is an ineffective method for determining whether there are bombs on board," said David S. Stempler, the president of the Air Travelers Association.
West Lesson Number 2: Self-reporting is an ineffective method for managing the risks related to hazardous materials.
Aerosolizing omalizumab is an ineffective method for the administration of this agent, principally as it does not reduce serum free IgE levels regardless of low-dose (1 mg) or high-dose (10 mg) therapy.
Supporting this finding, a randomized trial in which fruit and vegetable intake was increased with no prescription to reduce energy intake produced an initial small weight loss that was not maintained (26), suggesting that this strategy alone may be an ineffective method for weight control.
