When a person taking a drug that has a short half-life repeatedly administers the drug at frequent intervals and increasing doses, withdrawal may be characterized by: a. A fairly intense but short-lasting syndrome b. The opposite effects the drug had on them c. A fairly mild but long-lasting syndrome d. A and B Solution Answer: d. A and B repeatedly administers the drug at frequent intervals and increasing doses represents that drug is addictive drug like cocaine. Sudden withdrawl will a. A fairly intense but short-lasting syndrome and b. The opposite effects the drug had on them. Hope this helped you! Thank You So Much! Please Rate this answer as you wish.(\"Thumbs Up\") .